6Leeming JP, Notman FH, Holland KT. The distribution and ecology of Malasseziafurfur and cutaneous bacteria on human skin. J Appl Bacteriol, 1989, 67: 47-52.
7Bergbrant IM, Faergemann J. Variations of Pityrosporum orbiculare in middle-aged and elderly individuals. Acta Derm Venereol,1988, 68: 537-540.