Pacan, P; Reich, A; Grzesiak, M; Szepietowski, JC (2014년 2월 17일). “Onychophagia is Associated with Impairment of Quality of Life.”. 《Acta dermato-venereologica》 94: 703–6. doi:10.2340/00015555-1817. PMID24535041.
Pacan, P; Reich, A; Grzesiak, M; Szepietowski, JC (2014년 2월 17일). “Onychophagia is Associated with Impairment of Quality of Life.”. 《Acta dermato-venereologica》 94: 703–6. doi:10.2340/00015555-1817. PMID24535041.