In a pre-primary classroom in a Bandra school, athird of the 40 students were absent on Friday due to “viral fever”. In Oberoi School, Goregaon, nine students of a Grade 7class reported ill last week. “My daughter, too, fell sick after attending school for two days this week,” said a parent. A residential school in Pune has shut for a few days after many students fell ill in the last couple of weeks. “We had to bring our daughter home as a result,” said a city-based parent.