Investigation on soil pollution and the relation of the various types of privies to the spread of intestinal infections.

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Kligler, Israel Jacob
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: New York 1921
Rangatū:Monographs of the Rockefeller Institute for medical research No.15
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