Symptom Information: Sort according to HPO 

1
(HPO:0000027) Azoospermia 28 / 7739
2
(OMIM) Nonobstructive oligo- or azoospermia 1 / 7739
3
(OMIM) Azoospermia factor (AZF) 1 / 7739
4
(HPO:0001450) Y-linked inheritance 8 / 7739