RT Journal Article SR Electronic T1 Hoffa fracture with ipsilateral patellar dislocation resulting from household trauma JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP E3 OP E4 VO 52 IS 1 A1 Raju Vaishya A1 Ajay P. Singh A1 Irshad T. Dar A1 Arun P. Singh A1 Vivek Mittal YR 2009 UL http://canjsurg.ca/content/52/1/E3.abstract