Raiford DS, Perez GS, Garcia Rodriguez LA. Positive predictive value of ICD-9 codes in the identification of cases of complicated peptic ulcer disease in the Saskatchewan hospital automated database. Epidemiology. 1996 Jan 1;7(1):101-4.
Grodstein F, Rothman KJ. Epidemiology of pelvic inflammatory disease. Epidemiology. 1994 Mar;5(2):234-42.
Rothman KJ, Lanes S, Robins J. Causal inference. Letter to the editor. Epidemiology. 1993 Nov;4(6):555-6.
Perez GS, Garcia Rodriguez LA. The increased risk of hospitalizations for acute liver injury in a population with exposure to multiple drugs. Epidemiology. 1993 Nov 1;4(6):496-501.
Rothman KJ. Policy recommendations in epidemiology research papers. Epidemiology. 1993 Mar 1;4(2):94-5.
Garcia Rodriguez LA, Walker AM, Perez GS. Nonsteroidal anti-inflammatory drugs and gastrointestinal hospitalizations in Saskatchewan: a cohort study. Epidemiology. 1992 Jul 1;3(4):337-42.
Rothman KJ, Funch D, Dreyer NA. Bromocriptine and puerperal seizures. Epidemiology. 1990 May;1(3):232-8.