TY - RPRT TI - Problems identified by tutors in a hybrid problem-based learning curriculum. AU - R L Houlden AU - C P Collier AU - P J Frid AU - S L John AU - H Pross PY - 2001 DO - 10.1097/00001888-200101000-00021 UR - https://pubmed.ncbi.nlm.nih.gov/11154202/ ID - 11154202 ER -