[Socio-hygienic remarks on the high mortality of male infants through the change of times. Refutation of Pfaundler's law of reciprocity].
D005163:Factor Analysis, Statistical; D005260:Female; D005858:Germany; D005859:Germany, East; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007226:Infant Mortality; D008017:Life Expectancy; D008297:Male; D008433:Mathematics; D011159:Population Surveillance / Q000266:history; D012737:Sex Factors; D013997:Time Factors
Sozialhygienische Bemerkungen zur Ubersterblichkeit männlicher Säuglinge im Wandel der Zeiten. Widerlegung des Pfaundlerschen Reziprozitätsgesetzes.