“…G12 strains were rare in humans and after being first detected in 1987-1988 from Philippines [89], emerged as an important g-genotype in the last few years. In recent years, studies from India, Bangladesh, Nepal, Argentina and other parts of the world have reported increasing incidence of another potentially emerging strain G12, with a variety of P types such as P [6], P [8] and P [9] [6,8,19,35,58,67,68,70,71,73,80,82,89]. During routine surveillance of diarrhea caused by rotavirus in Calcutta, India, the emergence of a novel type of human rotavirus, serotype G12, was reported [80].…”