Ross, D; Gable, C; Rentsch, C; (2015) Association Between Proton Pump Inhibitor Exposure and Clostridium difficile Infection in Elderly, Hospitalized Patients. The Journal of family practice, 32 (11). pp. 21-25. ISSN 0094-3509 https://researchonline.lshtm.ac.uk/id/eprint/2550576 Full text not available from this repository.