Park EM, Wang M, Bowers SM, Muriel AC, Rauch PK, Edwards T, Yi SM, Daniel B, Hanson LC, Song M-K. Adaptation and psychometric evaluation of the parenting concerns questionnaire-advanced disease. Am J Hosp Palliat Care. 2021 Oct 7. doi: 10.1177/10499091211049801
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.