CITATIONS

Term: obstructive sleep apnea
Http://: https://www.ncbi.nlm.nih.gov/books/NBK63555/#executivesummary.s1
Http://: http://en.wikipedia.org/wiki/Obstructive_sleep_apnea
Http://: http://www.nlm.nih.gov/medlineplus/ency/article/000811.htm
Http://: http://www.mayoclinic.org/diseases-conditions/sleep-apnea/basics/definition/con-20020286