title: [Total, dialyzable and non-dialyzable calcium and magnesium in the uterine muscle, placenta and serum of rats at the end of pregnancy and the time of delivery--its relationship to the mechanism of contraction and relaxation of the uterine muscles].
mesh_terms: D000818:Animals; D002118:Calcium / Q000032:analysis* / Q000097:blood; D003956:Dialysis; D005260:Female; D007743:Labor, Obstetric; D008274:Magnesium / Q000032:analysis* / Q000097:blood; D009119:Muscle Contraction; D010920:Placenta / Q000032:analysis*; D011247:Pregnancy; D051381:Rats; D014599:Uterus / Q000032:analysis* / Q000502:physiology*
chemical_list: D008274:Magnesium; D002118:Calcium