Goyal RK, Tzivelekis S, Rothman KJ, Candrilli SD, Kaye JA. Time trends in utilization of G-CSF prophylaxis and risk of febrile neutropenia in a Medicare population receiving adjuvant chemotherapy for early-stage breast cancer. Support Care Cancer. 2018 Feb;26(2):539-48. doi: 10.1007/s00520-017-3863-9
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.