RT Journal Article SR Electronic T1 When it comes to the birth control pill, obese women may need different approach, study says JF The Nation's Health JO Nations Health FD American Public Health Association SP E37 OP E37 VO 44 IS 7 A1 Natalie McGill YR 2014 UL http://www.thenationshealth.org/content/44/7/E37.abstract AB