Physician Executives: Physicians who serve in a medical and administrative capacity as head of an organized medical staff and who also may serve as liaison for the medical staff with the administration and governing board.Ethics, Institutional: The moral and ethical obligations or responsibilities of institutions.Professional Misconduct: Violation of laws, regulations, or professional standards.Gift Giving: The bestowing of tangible or intangible benefits, voluntarily and usually without expectation of anything in return. However, gift giving may be motivated by feelings of ALTRUISM or gratitude, by a sense of obligation, or by the hope of receiving something in return.Ethics Committees: Committees established by professional societies, health facilities, or other institutions to consider decisions that have bioethical implications. The role of these committees may include consultation, education, mediation, and/or review of policies and practices. Committees that consider the ethical dimensions of patient care are ETHICS COMMITTEES, CLINICAL; committees established to protect the welfare of research subjects are ETHICS COMMITTEES, RESEARCH.Ethical Theory: A philosophically coherent set of propositions (for example, utilitarianism) which attempts to provide general norms for the guidance and evaluation of moral conduct. (from Beauchamp and Childress, Principles of Biomedical Ethics, 4th ed)Codes of Ethics: Systematic statements of principles or rules of appropriate professional conduct, usually established by professional societies.Executive Function: A set of cognitive functions that controls complex, goal-directed thought and behavior. Executive function involves multiple domains, such as CONCEPT FORMATION, goal management, cognitive flexibility, INHIBITION control, and WORKING MEMORY. Impaired executive function is seen in a range of disorders, e.g., SCHIZOPHRENIA; and ADHD.Physicians: Individuals licensed to practice medicine.Physicians, Primary Care: Providers of initial care for patients. These PHYSICIANS refer patients when appropriate for secondary or specialist care.Physicians, Family: Those physicians who have completed the education requirements specified by the American Academy of Family Physicians.Physician's Practice Patterns: Patterns of practice related to diagnosis and treatment as especially influenced by cost of the service requested and provided.Neuropsychological Tests: Tests designed to assess neurological function associated with certain behaviors. They are used in diagnosing brain dysfunction or damage and central nervous system disorders or injury.Physician's Role: The expected function of a member of the medical profession.Cognition Disorders: Disturbances in mental processes related to learning, thinking, reasoning, and judgment.Physicians, Women: Women licensed to practice medicine.Cognition: Intellectual or mental process whereby an organism obtains knowledge.Attitude of Health Personnel: Attitudes of personnel toward their patients, other professionals, toward the medical care system, etc.Problem Solving: A learning situation involving more than one alternative from which a selection is made in order to attain a specific goal.Trail Making Test: The subject's ability to connect 25 numbered and lettered circles in sequence in a specific length of time. A score of 12 or below is suggestive of organic brain damage.Physician Assistants: Health professionals who practice medicine as members of a team with their supervising physicians. They deliver a broad range of medical and surgical services to diverse populations in rural and urban settings. Duties may include physical exams, diagnosis and treatment of disease, interpretation of tests, assist in surgery, and prescribe medications. (from http://www.aapa.orglabout-pas accessed 2114/2011)Physician-Patient Relations: The interactions between physician and patient.Physician Impairment: The physician's inability to practice medicine with reasonable skill and safety to the patient due to the physician's disability. Common causes include alcohol and drug abuse, mental illness, physical disability, and senility.Physicians' Offices: The room or rooms in which the physician and staff provide patient care. The offices include all rooms in the physician's office suite.Attention: Focusing on certain aspects of current experience to the exclusion of others. It is the act of heeding or taking notice or concentrating.United StatesQuestionnaires: Predetermined sets of questions used to collect data - clinical data, social status, occupational group, etc. The term is often applied to a self-completed survey instrument.Medicine: The art and science of studying, performing research on, preventing, diagnosing, and treating disease, as well as the maintenance of health.Specialization: An occupation limited in scope to a subsection of a broader field.Physician Incentive Plans: Compensatory plans designed to motivate physicians in relation to patient referral, physician recruitment, and efficient use of the health facility.Memory, Short-Term: Remembrance of information for a few seconds to hours.Stroop Test: Timed test in which the subject must read a list of words or identify colors presented with varying instructions and different degrees of distraction. (Campbell's Psychiatric Dictionary. 8th ed.)Inhibition (Psychology): The interference with or prevention of a behavioral or verbal response even though the stimulus for that response is present; in psychoanalysis the unconscious restraining of an instinctual process.Primary Health Care: Care which provides integrated, accessible health care services by clinicians who are accountable for addressing a large majority of personal health care needs, developing a sustained partnership with patients, and practicing in the context of family and community. (JAMA 1995;273(3):192)Family Practice: A medical specialty concerned with the provision of continuing, comprehensive primary health care for the entire family.Health Care Surveys: Statistical measures of utilization and other aspects of the provision of health care services including hospitalization and ambulatory care.Memory: Complex mental function having four distinct phases: (1) memorizing or learning, (2) retention, (3) recall, and (4) recognition. Clinically, it is usually subdivided into immediate, recent, and remote memory.Clinical Competence: The capability to perform acceptably those duties directly related to patient care.Psychomotor Performance: The coordination of a sensory or ideational (cognitive) process and a motor activity.Decision Making: The process of making a selective intellectual judgment when presented with several complex alternatives consisting of several variables, and usually defining a course of action or an idea.Mental Processes: Conceptual functions or thinking in all its forms.Insurance, Physician Services: Insurance providing benefits for the costs of care by a physician which can be comprehensive or limited to surgical expenses or for care provided only in the hospital. It is frequently called "regular medical expense" or "surgical expense".Ontario: A province of Canada lying between the provinces of Manitoba and Quebec. Its capital is Toronto. It takes its name from Lake Ontario which is said to represent the Iroquois oniatariio, beautiful lake. (From Webster's New Geographical Dictionary, 1988, p892 & Room, Brewer's Dictionary of Names, 1992, p391)Internal Medicine: A medical specialty concerned with the diagnosis and treatment of diseases of the internal organ systems of adults.Cross-Sectional Studies: Studies in which the presence or absence of disease or other health-related variables are determined in each member of the study population or in a representative sample at one particular time. This contrasts with LONGITUDINAL STUDIES which are followed over a period of time.Verbal Behavior: Includes both producing and responding to words, either written or spoken.Office Visits: Visits made by patients to health service providers' offices for diagnosis, treatment, and follow-up.Magnetic Resonance Imaging: Non-invasive method of demonstrating internal anatomy based on the principle that atomic nuclei in a strong magnetic field absorb pulses of radiofrequency energy and emit them as radiowaves which can be reconstructed into computerized images. The concept includes proton spin tomographic techniques.Education, Medical, Continuing: Educational programs designed to inform physicians of recent advances in their field.Intelligence: The ability to learn and to deal with new situations and to deal effectively with tasks involving abstractions.Data Collection: Systematic gathering of data for a particular purpose from various sources, including questionnaires, interviews, observation, existing records, and electronic devices. The process is usually preliminary to statistical analysis of the data.Reaction Time: The time from the onset of a stimulus until a response is observed.Frontal Lobe: The part of the cerebral hemisphere anterior to the central sulcus, and anterior and superior to the lateral sulcus.Memory Disorders: Disturbances in registering an impression, in the retention of an acquired impression, or in the recall of an impression. Memory impairments are associated with DEMENTIA; CRANIOCEREBRAL TRAUMA; ENCEPHALITIS; ALCOHOLISM (see also ALCOHOL AMNESTIC DISORDER); SCHIZOPHRENIA; and other conditions.Chief Executive Officers, Hospital: Individuals who have the formal authority to manage a hospital, including its programs and services, in accordance with the goals and objectives established by a governing body (GOVERNING BOARD).Professional Practice Location: Geographic area in which a professional person practices; includes primarily physicians and dentists.Canada: The largest country in North America, comprising 10 provinces and three territories. Its capital is Ottawa.Group Practice: Any group of three or more full-time physicians organized in a legally recognized entity for the provision of health care services, sharing space, equipment, personnel and records for both patient care and business management, and who have a predetermined arrangement for the distribution of income.Wechsler Scales: Tests designed to measure intellectual functioning in children and adults.Prefrontal Cortex: The rostral part of the frontal lobe, bounded by the inferior precentral fissure in humans, which receives projection fibers from the MEDIODORSAL NUCLEUS OF THE THALAMUS. The prefrontal cortex receives afferent fibers from numerous structures of the DIENCEPHALON; MESENCEPHALON; and LIMBIC SYSTEM as well as cortical afferents of visual, auditory, and somatic origin.Medical Staff, Hospital: Professional medical personnel approved to provide care to patients in a hospital.Communication: The exchange or transmission of ideas, attitudes, or beliefs between individuals or groups.Practice Management, Medical: The organization and operation of the business aspects of a physician's practice.Verbal Learning: Learning to respond verbally to a verbal stimulus cue.Fees, Medical: Amounts charged to the patient as payer for medical services.