55. A localized outbreak of diarrhea occurred among garment factory workers taking meals from the factory canteen. Some of them had persistent diarrhea, and fecal smears stained with Ziehl-Neelsen presented pink-color stained acid-fast spirals. What is the most likely aetiological organism? A. Cryptosporidium parvum B. Cystoisospora belli C. Entamoeba histolytica D. Mycobacterium bovis E. Mycobacterium tuberculosis
Can’t we free use this