TY - JOUR AN - 9 AU - Harden,RM. AU - Stevenson,M. AU - Downie,WW. AU - Wilson,GM. TI - Assessment of clinical competence using Objective Structured Examination. JO - BMJ PY - 1975 VL - 1 SP - 447-451 M2 - 447 DO - 10.1136/bmj.1.5955.447 ER -