=LDR  00000nam  2200000   4500
=001  INLIS00000000004124
=005  20260815102229
=020  ##$$a 0-442-00762-0
=082  ##$$a 614
=100  1#$$a William Halperin
=245  1 $$a Public Health Surveillance /$c William Halperin
=260  ##$$a New York :$b Van Nostrand Reinhold,$c 1992
=650  ##$$a Epidemiologi