NEW : Federal agency releases guidance on closures related to H1N1 . Comment: Some schools have ramped up cleaning , offered hand sanitizer in classrooms . In Montgomery County , Maryland , public school principals have been asked to come up with plans for giving students lessons in the event of school closings , said schools spokeswoman Kate Harrison . The value of closing school because of H1N1 is still being debated .
NEW : Federal agency releases guidance on closures related to H1N1 . Comment: Some schools have ramped up cleaning , offered hand sanitizer in classrooms . The value of closing school because of H1N1 is still being debated .