When the problem involves magnesium, calcium, or phosphate [continuing education credit].
D004509:Education, Nursing, Continuing; D006801:Humans; D006996:Hypocalcemia / Q000451:nursing; D008275:Magnesium Deficiency / Q000451:nursing; D009730:Nursing Assessment; D010710:Phosphates / Q000172:deficiency; D014883:Water-Electrolyte Imbalance / Q000175:diagnosis / Q000451:nursing*
D010710:Phosphates