TY - JOUR TI - DVGPH JF - Public Health Forum DO - 10.1515/pubhef-2003-1951 DA - 2003-04-01 UR - https://www.deepdyve.com/lp/de-gruyter/dvgph-UySj4lKfPK SP - 23 EP - 24 VL - 11 IS - 1 DP - DeepDyve ER -