title: [Comparative study of the spasmogenic effect of various piperazine salts].
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D010879:Piperazines / Q000009:adverse effects* / Q000652:urine; D013035:Spasm / Q000139:chemically induced*
chemical_list: D010879:Piperazines
vernacular_title: Estudio comparativo de la acción espasmógena de diversas sales de piperazina.