The effect of maternal age on time of first litters in inbred mice.
Hereditary Factors:, Life-History Effects:, Strains: C57BL, NH (NHO)
J Gerontol 1963; 18:246-9.
Johnson, F and Strong, L C., "The effect of maternal age on time of first litters in inbred mice." (1963). Subject Strain Bibliography 1963. 557.