THE GREAT PREPONDERANCE OF HUMAN MALES CONCEIVED.
D003585:Cell Biology; D002875:Chromosomes; D005306:Fertilization; D006801:Humans; D008297:Male; D008853:Microscopy; D008858:Microscopy, Phase-Contrast; D012723:Sex; D013094:Spermatozoa; D013223:Statistics as Topic
CHROMOSOMES; CYTOLOGY; FERTILIZATION; MICROSCOPY, PHASE CONTRAST; SEX; SPERMATOZOA; STATISTICS