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RESULTS : Five hundred seventy - nine patients were studied , 205 with PPH and 374 with pulmonary hypertension from other causes ( secondary pulmonary hypertension [ SPH ] ) .
 Disease: PPH; Disease: pulmonary hypertension; Disease: pulmonary hypertension
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: PPH; Disease: pulmonary hypertension; Disease: pulmonary hypertension