FOSTER, M Wright's studies of effects of maternal age on spotting and polydactyly in the guinea pig. [electronic resource] - Annals of the New York Academy of Sciences Jan 1954 - 491-3 p. digital Publication Type: Journal Article ISSN: 0077-8923 Standard No.: 10.1111/j.1749-6632.1954.tb36423.x doi Subjects--Topical Terms: Coloring AgentsDiseaseFingers--abnormalitiesGuinea PigsMaternal AgeMothersPigmentationPolydactylyRodent DiseasesToes--abnormalities