Willis SK, Hatch EE, Wesselink AK, Rothman KJ, Wise LA. Female sleep patterns and spontaneous abortion in a North American preconception cohort. Poster presented at the 2020 Society for Reproductive Investigation’s 67th Annual Scientific Meeting (Conference cancelled); March 2020. Vancouver, Canada. [abstract] Reprod Sci. 2020 Mar; 27(1):374A.
Cohen LM, Britt DM, Collins FL, Stott HD, Carter LC. Chewing gum affects smoking topography. Exp Clin Psychopharmacol. 1999 Nov 1;7(4):444-7.