00309nam a2200109Ia 4500008004100000020001800041100002300059245005900082250000900141260003700150300001200187160921s9999    xx            000 0 und d  a9780071441988  aWallace, Robert B.  aMaxcy-Rosenau-Last Public Health & Preventive Medicine  a15th  bMc-Graw Hill Medical c2008aUSA  a1367 P.