E. P. Nepolo, B. B. Nkambule, P. V. Dludla, F. Ndevahoma, and T. M. Nyambuya, “Association between the type of allergen and T-helper 2 mediated inflammation in allergic reactions: a systematic review and a meta-analysis”, Allergol Immunopathol, vol. 50, no. 1, pp. 37–50, Jan. 2022, doi: 10.15586/aei.v50i1.470.