1. Biopsy of the proximal nail fold in collagen diseases;Schnitzler;J. Dermatol. Surg.,1976
2. Le repli sus-ungueal normal;Schnitzler;Ann. Dermatol. Venereol. (Paris),1980
3. La biopsie du repli sus-ungueal dans les maladies dites du collagene. Etude histologique, ultrastructurale et en immunofluorescence de 26 cas;Schnitzler;Ann. Dermatol. Venereol. (Paris),1980
4. Surgical cure of chronic paronychia by eponychial marsupialization;Keyser;Plast. Reconstr. Surg.,1976