title: On calcium and calcium channel blockade.
mesh_terms: D000818:Animals; D002118:Calcium / Q000378:metabolism*; D002121:Calcium Channel Blockers / Q000378:metabolism*; D006801:Humans; D007473:Ion Channels / Q000378:metabolism*
chemical_list: D002121:Calcium Channel Blockers; D007473:Ion Channels; D002118:Calcium