RT Journal Article SR Electronic T1 Tabulating Ingestion of Mocha Solution (TIMS): a longitudinal prospective cohort study JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 2149 OP 2150 DO 10.1503/cmaj.111648 VO 183 IS 18 A1 Gregory Staios A1 Waqas U. Khan A1 Lina Chiuccariello A1 Laurie H. Sellings A1 Kim De Sousa A1 Shan Wang A1 Steven Lo A1 Alexander K. Elkader YR 2011 UL http://www.cmaj.ca/content/183/18/2149.abstract AB The annual “Roll Up the Rim to Win” contest at Tim Hortons restaurants provides customers the opportunity to win prizes. This study investigated win ratios, prize types and patterns of coffee consumption.