TY - RPRT TI - Problem-based learning: an effective educational method for a surgery clerkship. AU - R W Schwartz AU - M B Donnelly AU - P P Nash AU - S B Johnson AU - B Young AU - W O Griffen PY - 1992 DO - 10.1016/0022-4804(92)90056-6 UR - https://pubmed.ncbi.nlm.nih.gov/1405612/ ID - 1405612 ER -