Domdey A, Njue A, Nuabor W, Lyall M, Heyes A, Elliott L. Allergy immunotherapies for allergic rhinitis: systematic review and assessment of evolving quality. Eur Ann Allergy Clin Immunol. 2019 Jul;51(4):147-58. doi: 10.23822/EurAnnACI.1764-1489.100
Giergiczny M, Dekker T, Hess S, Chintakayala P. Testing the stability of utility parameters in repeated best, repeated best-worst and one-off best-worst studies. Eur J Trans Infra. 2017 Sep 1;17(4):457-76. doi: 10.18757/ejtir.2017.17.4.3209
Fondell E, Balter O, Rothman KJ. Dietary intake and supplement use of vitamins C and E and upper respiratory tract infection. J Am Coll Nutr. 2011 Aug 1;30(4):248-58.