1. Volume 128, Issue 4, Pages 1077-1080 (April 2005)
Oral contraceptives and polyp regression in familial adenomatous polyposis 
Francis M. Giardiello, Linda M. Hylind, Jill D. Trimbath, Stanley R. Hamilton, Katharine E. Romans, Marcia Cruz-Correa, Mary C. Corretti, G. Johan A. Offerhaus, Vincent W. Yang 
Gastroenterology 
Volume 128, Issue 4, Pages (April 2005)
DOI: /j.gastro
Copyright © 2005 American Gastroenterological Association Terms and Conditions

2. Figure 1
Patient polyp number over time. Oral contraceptives used were (a) Estrostep Fe from month 37.5 to 50, (b) Ortho-Cept 28 from month 52 to 54, (c) Lo/Ovral-28 from month 54 to 56, and (d) Ortho Tri-Cyclen 28 from month 56 to 69.
Gastroenterology  , DOI: ( /j.gastro )
Copyright © 2005 American Gastroenterological Association Terms and Conditions