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A case is reported in which severe hypocalcemia, with a low plasma parathyroid hormone (PTH) concentration, resulted from the therapeutic use of magnesium sulfate for toxemia of pregnancy.
 adverse event: resulted 
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: adverse event, potential therapeutic event 
Text: {0} 
Answer:
 adverse event: resulted 