Contraceptives, OralWeight GainContraceptionFamily Planning ServicesSterilization, ReproductiveBirth WeightBody WeightContraception BehaviorReligion and SexCatholicismContraceptive Agents, FemalePregnancyUtopiasParanoid BehaviorVaccines, ContraceptiveSexual AbstinenceIntrauterine DevicesContraception, ImmunologicSterilization, TubalContraception, BarrierContraceptives, Oral, HormonalWeight LossAbortion, InducedPregnancy in AdolescenceOvulation InhibitionInfant, Low Birth WeightPremature BirthIntrauterine Devices, CopperInfant, NewbornSexual BehaviorObesityLevonorgestrelUnited StatesFertilityBirth RateHealth Knowledge, Attitudes, PracticeMolecular WeightHistory, 20th CenturyAttitudeBody Mass IndexEatingAge FactorsGestational AgeQuestionnairesCondomsSocioeconomic FactorsBirth OrderBirth CertificatesLogistic ModelsEnergy Intake