TY - RPRT TI - Introduction to the special issue on innovations in problem-based learning. AU - Remy M J P Rikers AU - Anique B H de Bruin PY - 2006 DO - 10.1007/s10459-006-9011-9 UR - https://pubmed.ncbi.nlm.nih.gov/16944001/ ID - 16944001 ER -