title: A method for the improvement of human sperm motility in vitro.
mesh_terms: D002110:Caffeine; D005260:Female; D006801:Humans; D066298:In Vitro Techniques; D007317:Insemination, Artificial, Homologous / Q000379:methods; D008297:Male; D013081:Sperm Motility
chemical_list: D002110:Caffeine