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Glucose - 6 - phosphate dehydrogenase ( G6PD ) deficiency , the most common enzymopathy of humans , affects over 400 million people .
 Glucose - 6 - phosphate dehydrogenase ( G6PD ) deficiency, enzymopathy
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 Glucose - 6 - phosphate dehydrogenase ( G6PD ) deficiency, enzymopathy