TY - RPRT TI - Validity of surgical trainee assessment method. AU - Kelvin K W Yau AU - Moon-Tong Cheung PY - 2004 DO - 10.1111/j.1445-2197.2004.03072.x UR - https://pubmed.ncbi.nlm.nih.gov/15230803/ ID - 15230803 ER -