WSKG (https://wskg.org/npr_story_post/how-hong-kong-beat-sars-lessons-learned/school-was-suspended-for-six-weeks-in-hong-kong-as-part-of-the-strategy-to-keep-sars-from-spreading-on-may-12-2003-primary-school-children-returned-to-class-amid-signs-that-the-outbreak-was-coming/)