Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

My NCBI Filters
Text availability
Article attribute
Article type
Publication date

Search Results

500 results
Filters applied: . Clear all Results are displayed in a computed author sort order. Results by year timeline is unavailable
Page 1
History of oral contraceptive use and risk of spontaneous abortion.
Hahn KA, Hatch EE, Rothman KJ, Mikkelsen EM, Brogly SB, Sørensen HT, Riis AH, Wise LA. Hahn KA, et al. Among authors: rothman kj. Ann Epidemiol. 2015 Dec;25(12):936-41.e1. doi: 10.1016/j.annepidem.2015.09.001. Epub 2015 Sep 14. Ann Epidemiol. 2015. PMID: 26452607 Free PMC article.
Body size and risk of spontaneous abortion among danish pregnancy planners.
Hahn KA, Hatch EE, Rothman KJ, Mikkelsen EM, Brogly SB, Sørensen HT, Riis AH, Wise LA. Hahn KA, et al. Among authors: rothman kj. Paediatr Perinat Epidemiol. 2014 Sep;28(5):412-23. doi: 10.1111/ppe.12142. Paediatr Perinat Epidemiol. 2014. PMID: 25225009 Free PMC article.
A prospective cohort study of physical activity and time to pregnancy.
Wise LA, Rothman KJ, Mikkelsen EM, Sørensen HT, Riis AH, Hatch EE. Wise LA, et al. Among authors: rothman kj. Fertil Steril. 2012 May;97(5):1136-42.e1-4. doi: 10.1016/j.fertnstert.2012.02.025. Epub 2012 Mar 15. Fertil Steril. 2012. PMID: 22425198 Free PMC article.
Caffeinated beverage and soda consumption and time to pregnancy.
Hatch EE, Wise LA, Mikkelsen EM, Christensen T, Riis AH, Sørensen HT, Rothman KJ. Hatch EE, et al. Among authors: rothman kj. Epidemiology. 2012 May;23(3):393-401. doi: 10.1097/EDE.0b013e31824cbaac. Epidemiology. 2012. PMID: 22407137 Free PMC article.
500 results