percutaneous epididymal sperm aspiration-intracytoplasmic sperm injection

actual quantity over standard quantity

actual quantity under standard quantity

rainfall quantity rainfall quantity

Aberration of sperm

abnormal sperm

abnormalities in sperm

accessory sperm

activity of sperm acrosin

amount of sperm

analysis of sperm

Animal sperm

Anti sperm antibody

Anti-human sperm monoclonal antibodies

apyrene sperm

arctic sperm oil

boar sperm

Boer goat sperm

bovine intracytoplasmic sperm injection