en
1
5
10
20
40
60
80
100
Sex
1
sex chromosome
2
sex determination
2
sex difference
1
sex education
3
Sex Identification
1
sex linkage
1
Sex ratio conflict
1
sex ratio shifts
7
sexual abuse
1
sexual awareness
2
sexual behaviour
9
sexual consultation
1
sexual diseases
1
sexual harassment
2
sexual health
2
sexual identity
4
sexual intimacy
5
sexual maturation
1
sexual minorities
2
«
1
(current)
2
»