Centenary of the death of the great hygienist and physician Max von Pettenkofer on February 9, 1901.
Exner
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D004782:Environmental Health / Q000266:history*; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D006920:Hygiene / Q000266:history*; D011634:Public Health / Q000266:history*; D018570:Risk Assessment; D012499:Sanitation / Q000266:history*