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Examination on G6PD deficiency in 349 patients of Shekii district hospital ( Azerbaijan ) revealed 16 hemi - , 4 homo - and 9 heterozygotic carriers of the defect .
 G6PD deficiency
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 G6PD deficiency