P. Frankenfeld

发表

M. Mendelson, R. Hofmeyr, J. Dave, 2020, South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde.

L. Morris, M. Mendelson, G. Maartens, 2020, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

L. van Niekerk, N. Tiffin, P. Raubenheimer, 2021, South African Medical Journal.