Batch-to-batch consistency Gonadotrophin 2 Human-derived 2 In-vitro follicle bioassay 2 Recombinant FSH 2 analytic method 2 article 2 chorionic gonadotropin 2 clinical practice 2 drug design 2 drug determination 2 drug dosage form 2 drug manufacture 2 drug potentiation 2 drug quality 2 evidence based medicine 2 human 2 human menopausal gonadotropin 2 immunoassay 2 in vitro study 2 infertility 2 isoprotein 2 oligosaccharide 2 ovary follicle maturation 2 recombinant follitropin 2 target organ 2 urine 2 urofollitropin 2