Pathology of Perforating Granuloma Annulare - Dr Sampurna Roy MD
A retrospective analysis of 44 patients with granuloma annulare during an 11-year period from a tertiary medical center in south Taiwan - ScienceDirect
Pustular generalized perforating granuloma annulare - Gamo Villegas - 2003 - British Journal of Dermatology - Wiley Online Library