Columbia subject headings:
Gender identity disorders.
Psychosexual disorders.
Sex (Psychology)
Sexology--Research.
Sexual disorders.
Harvard subject headings:
Gender identity disorders.
Identity (Psychology)
Psychosexual disorders.
Sex (Psychology)
Sexology--Research.
Sexology.
Sexual disorders.
Princeton subject headings:
Gender identity disorders.
Psychosexual disorders.
Sex (Psychology)
Sexology--Research.
Sexual disorders.