1. Volume 150, Issue 7, Pages 1518-1520 (June 2016)
Shifting Away From Estrogen-Containing Oral Contraceptives in Crohn’s Disease 
Millie D. Long 
Gastroenterology 
Volume 150, Issue 7, Pages (June 2016)
DOI: /j.gastro
Copyright © 2016 AGA Institute Terms and Conditions

2. Figure 1
The balance of evidence for progesterone-only compared with estrogen-containing contraception in women with Crohn’s disease: a shift away from estrogen.
Gastroenterology  , DOI: ( /j.gastro )
Copyright © 2016 AGA Institute Terms and Conditions