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.
Pring CM, Skelding-Millar L, Goodall RJ. Expectant treatment or cholecystectomy after endoscopic retrograde cholangiopancreatography for choledocholithiasis in patients over 80 years old? Surg Endosc. 2005 Mar;19(3):357-60.