title: Letter: Lysozyme and calcium.
mesh_terms: D002118:Calcium / Q000494:pharmacology*; D006801:Humans; D006934:Hypercalcemia / Q000201:enzymology; D007962:Leukocytes / Q000187:drug effects; D009113:Muramidase / Q000097:blood*
chemical_list: D009113:Muramidase; D002118:Calcium