title: Effects of acute changes in serum calcium levels on the systolic time intervals in man.
mesh_terms: D000328:Adult; D001696:Biomechanical Phenomena; D002118:Calcium / Q000097:blood* / Q000494:pharmacology; D004492:Edetic Acid / Q000494:pharmacology; D004562:Electrocardiography; D005260:Female; D005942:Gluconates; D006321:Heart / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects*; D006352:Heart Ventricles / Q000187:drug effects; D006801:Humans; D007263:Infusions, Parenteral; D008297:Male; D008875:Middle Aged; D012964:Sodium; D013997:Time Factors
chemical_list: D005942:Gluconates; D004492:Edetic Acid; D012964:Sodium; D002118:Calcium