TY - RPRT TI - Quantitative estimation of antispasmodic potency using isolated guinea pig gall bladder--common duct preparation. AU - T J HALEY AU - M BASSIN PY - 1951 DO - 10.3181/00379727-78-19003 UR - https://pubmed.ncbi.nlm.nih.gov/14891949/ ID - 14891949 ER -