An evaluation of data quality in Canada's Continuing Care Reporting System (CCRS): secondary analyses of Ontario data submitted between 1996 and 2011. - John P. Hirdes; Jeffrey W. Poss; Hilary Caldarelli; Brant E. Fries; John N. Morris; Gary F. Teare; Kristen Reidel; Norma Jutan (BMC Medical Informatics Decis. Mak., 2013)