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2 results
  1. pdfNLM Technical Bulletin, no.105-116 
    https://www.nlm.nih.gov/.../nlmarchives/techbull/105-116-1978.pdf
    ... negative bacteria (General) Sanitary engineering. Environmental control (General) Theory of medical statistics Family practice (including general practice) ...
  2. pdfNLM Technical Bulletin, no.189-200 
    https://www.nlm.nih.gov/.../nlmarchives/techbull/189-200-1985.pdf
    ... 300,DES MOINES IA 50309 HEALTH EDUCATION RESEARCH: THEORY AND PRACTICE 1,1986— IRL PRESS LONDON ENGLAND ...