A branch of medicine pertaining to the diagnosis and treatment of diseases occurring during the period of ADOLESCENCE.

Chemical substances that interrupt pregnancy after implantation.

A medical specialty concerned with maintaining health and providing medical care to children from birth to adolescence.

Programs of training in medicine and medical specialties offered by hospitals for graduates of medicine to meet the requirements established by accrediting authorities.

A course of study offered by an educational institution.

Any observable response or action of an adolescent.