1. Interdigital pilonidal sinus in a dog groomer.;Papa;J Am Acad Dermatol,2002
2. Web space sinus in a shearer.;Phillips;Med J Aust,1966
3. Intermammary pilonidal sinus.;Richardson;Br J Clin Pract,1994
4. A case for diagnosis (Foreign body reaction?).;Allington;Arch Derm Syphilol,1942
5. Foreign body granuloma or interdigital cyst with hair formation.;Templeton;Arch Derm Syphilol,1942