C. N.  Burkhart and Burkhart, C. G., ?Head lice?, Cutis, vol. 64, no. 5, p. 314B, 1999.

C. N.  Burkhart and Burkhart, C. G., ?Another look at ivermectin in the treatment of scabies and head lice?, International Journal of Dermatology, vol. 38, p. 235, 1999.