Letter: Research and other freedoms.
D000782:Aneuploidy; D035841:Behavioral Research; D035843:Biomedical Research; D035081:Editorial Policies; D005053:Eugenics; D005821:Genetic Techniques; D006801:Humans; D008297:Male; D028681:Moral Obligations; D012729:Sex Chromosome Aberrations; D012730:Sex Chromosomes