• 1
    George M, Birck K, Hufford DJ, Jemmott LS, Weaver TE. Beliefs about asthma and complementary and alternative medicine in low-income inner-city african-american adults. J Gen Intern Med. 2006;21:131724.
  • 2
    Eisenberg DM, Kessler RC, Van Rompay MI, et al. Perceptions about complementary therapies relative to conventional therapies among adults who use both: results from a national survey. Ann Intern Med. 2001;135:34451.
  • 3
    Eisenberg DM, Davis RB, Ettner SL, et al. Trends in alternative medicine use in the United States, 1990–1997: results of a follow-up national survey. JAMA. 1998;280:156975.
  • 4
    Dorsch W, Ettl M, Hein G, et al. Anti-asthmatic effects of onions: inhibition of platelet-activating factor-induced bronchial construction by onion oils. Int Arch Allergy Appl Immunol. 1987;82:5356.
  • 5
    Valdivieso R, Subiza J, Varela-Losada S, et al. Bronchial asthma, rhinoconjunctivitis, and contact dermatitis caused by onion. J Allergy Clin Immunol. 1994;94:92830.