000 00269nam a2200097Ia 4500
008 150531s2013 xx 000 0 und d
245 _aPark's Textbook of PREVENTIVE AND SOCIAL MEDICINE: k. Park (22nd edition)
260 _c2013
650 _aEDM
_xMedicine
942 _2nlm
_cWP
999 _c440
_d440