612
The risk for these complications is increased by the following factors : multiple gestation , the combination of magnesium sulfate and beta - adrenergic agonist , and the use of adrenocortico - steroids to hasten fetal pulmonary maturity .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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