Factors associated with the frequency of monitoring of liver enzymes, renal function and lipid laboratory markers among individuals initiating combination antiretroviral therapy: a cohort study

Jennifer Gillis, Ahmed M Bayoumi, Ann N Burchell, Curtis Cooper, Marina B Klein, Mona Loutfy, Nima Machouf, Julio SG Montaner, Chris Tsoukas, Robert S Hogg, Janet Raboud, and The Canadian Observational Cohort (CANOC) Collaboration.