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035 _a7955
041 _aENG
082 _a614
100 _aGraham, G.S.
245 0 _aJournal of hygiene
260 _bCambridge At The University Press
_c1945
300 _a529
490 _a44
505 _aHygiene; Public Health; Epidemiology; Preventive Medicine; Cambridge
650 _aHealth and Hygiene
_bHygiene | Epidemiology--Cambridge University Press
700 _aSmith, M.D.
942 _cBV
999 _c7953
_d7953