title: Studies on relaxin assay with x-ray photography.
mesh_terms: D001681:Biological Assay; D010781:Photography; D011631:Pubic Symphysis / Q000494:pharmacology*; D012065:Relaxin / Q000494:pharmacology*; D014965:X-Rays
chemical_list: D012065:Relaxin
keywords: PUBIC SYMPHYSIS/pharmacology; RELAXIN/pharmacology