| chemical dust(expression, cause, disease, reason) |
| chlamydia(noun, cause, reason, factor) |
| coeliac disease(expression, cause, disease, reason) |
| combined female infertility(expression, disorder, childbirth, fertilization) |
| diabetes mellitus(expression, cause, disease, reason) |
| drug(noun, cause, reason, factor) |
| endocrine problem(expression, cause, disease, reason) |
| endometriosis(noun, cause, reason, factor) |
| gonorrhea(noun, cause, reason, factor) |
| hyperprolactinemia(noun, cause, reason, factor) |
| hypopituitarism(noun, cause, reason, factor) |
| hypothalamic-pituitary factor(expression, cause, disease, reason) |
| idiopathic female infertility(expression, disorder, childbirth, fertilization) |
| infection(noun, cause, reason, factor) |
| low semen quality(expression, cause, disease, reason) |
| male factor infertility(expression, disorder, childbirth, fertilization) |
| mechanical infertility(expression, disorder, childbirth, fertilization) |
| ovulation problem(expression, cause, disease, reason) |
| patients with infertility problems(expression, disorder, childbirth, fertilization) |
| pelvic inflammatory disease(expression, cause, disease, reason) |