1. 1. Raghu G, Weycker D, Edelsberg J, Bradford WZ, Oster G. Incidence and prevalence of idiopathic pulmonary fibrosis. Am J Respir Crit Care Med 2006;174:810-6.
2. 2. Allen TW. Management of acute exacerbations of chronic obstructive pulmonary disease. J Am Osteopath Assoc 1971;71:330-3.
3. 3. Ward R. Foundation of Osteopathic Medicine. 2nd ed. Philadelphia: Lippincott Williams and Wilkins; 2002.
4. 4. Branyon B. Healing hands: Using osteopathic manipulative treatment to address visceral structures through somatovisceral reflexes: A case study in gastroesophageal reflux disease. Am Acad Osteopath J 2008;18:29-31.
5. 5. Blumenfeld H. Neuroanatomy Through Clinical Cases. 2nd ed. Sunderland, MA: Sinauer Associates Inc.; 2010.