[The use of a plastic model in the representation of numerically determinable biological cycles].
D000818:Animals; D030762:Estrous Cycle; D004971:Estrus; D005260:Female; D006801:Humans; D010969:Plastics; D014599:Uterus
D010969:Plastics
ESTRUS CYCLE; UTERUS
Biologische Zyklen im Zahlenbild und ihre plastische Darstellung.