1. 1. Feigin, Ralph. Textbook of Pediatric Infectious Diseases (5th ed.). Philadelphia: WB Saunders. 2005; 299. 50. Ref.: https://goo.gl/gs9ooY
2. 2. Ruuskanen O, Lahti E, Jennings LC, Murdoch DR. Viral pneumonia. Lancet. 2011; 377: 1264-1275. Ref.: https://goo.gl/c2syaN
3. 3. Kabra SK1, Lodha R, Pandey RM. Antibiotics for community-acquired pneumonia in children. Cochrane Database Syst Rev. 2013; 6: CD004874. Ref.: https://goo.gl/h3EiDw
4. 4. Ref.: https://goo.gl/zv6Bzu
5. 5. Ref.: https://goo.gl/153Dhz