Parallelism in chimeric ratios in heterosexual cattle twins.
D000818:Animals; D002417:Cattle; D005260:Female; D007621:Karyotyping; D007962:Leukocytes; D008297:Male; D010641:Phenotype; D011247:Pregnancy; D011783:Quadruplets; D012730:Sex Chromosomes; D014427:Twins