TY - JOUR AU1 - Ewert, R AU2 - Perthel, M TI - [International classification of primary care]. JF - Zeitschrift fur arztliche Fortbildung DA - 1992-04-16 UR - https://www.deepdyve.com/lp/pubmed/international-classification-of-primary-care-roV4GE4lwY SP - 63 EP - 65 VL - 86 IS - 1-2 DP - DeepDyve ER -