Festin, Mario Philip R Effect of BMI and body weight on pregnancy rates with LNG as emergency contraception: analysis of four WHO HRP studies. [electronic resource] - Contraception 01 2017 - 50-54 p. digital Publication Type: Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1879-0518 Standard No.: 10.1016/j.contraception.2016.08.001 doi Subjects--Topical Terms: AdultBody Mass IndexContraception, Postcoital--methodsContraceptives, Oral, Synthetic--administration & dosageFemaleHumansLevonorgestrel--administration & dosageLogistic ModelsObesity--complicationsPregnancyPregnancy RateRisk AssessmentYoung Adult