1. Addolarato G, Marsigli L, Capristo E, Caputo F, Dall’Aglio C, Baudanza P. Anxiety and depression: a common feature of health care seeking patients with irritable bowel syndrome and food allergy. Hepatogastroenterology. 1998;45:1559–64.
2. Anuradha B, Vijayalakshmi V, Suman Latha G, Hari Sai Priya V, Murthy KJR. Profile of pollen allergies in patients with asthma, allergic rhinitis and urticaria in Hyderabad. Indian J Chest Dis Allied Sci. 2006;48:221–2.
3. Bandettini PA. What’s new in neuroimaging methods? Ann N Y Acad Sci. 2009;1156:260–93.
4. Baraniuk JN, Clauw DJ, Gaumond E. Rhinitis symptoms in chronic fatigue syndrome. Ann Allergy Asthma Immunol. 1998;81:359–65.
5. Bascom R. Multiple chemical sensitivity: a respiratory disorder. Toxicol Ind Health. 1992;8:221–8.