title: Variations in the spontaneous bioelectric and contractile activities of the uterine muscle in guinea pigs.
mesh_terms: D000200:Action Potentials; D000818:Animals; D004031:Diestrus; D004971:Estrus; D005260:Female; D006168:Guinea Pigs; D011247:Pregnancy; D012741:Sexual Maturation; D014590:Uterine Contraction