Thousands of Malaysian pupils will stay at home for up to a week, as schools were ordered closed after nearly 100 clusters of influenza infections were reported across the country.The sharp spike in infections of influenza types A and B comes just weeks before 400,000 students are due to sit for their Sijil Pelajaran Malaysia (SPM) school-leaving exam – a crucial test for university placements and scholarships.Education Ministry Director-General Mohd Azam Ahmad said he had instructed several...