Alper, J. C.; Holmes, L. B. The incidence and significance of birthmarks in a cohort of 4,641 newborns. Pediatric Dermatology. 1983, 1 (1): 58–68. PMID 6679890. doi:10.1111/j.1525-1470.1983.tb01093.x.
Alper, J. C.; Holmes, L. B. The incidence and significance of birthmarks in a cohort of 4,641 newborns. Pediatric Dermatology. 1983, 1 (1): 58–68. PMID 6679890. doi:10.1111/j.1525-1470.1983.tb01093.x.
pcds.org.uk
Primary Care Dermatology Society, UK. Port-wine stain. Clinical Guidance. Primary Care Dermatology Society, UK. [8 July 2013]. (原始内容存档于2018-08-25).
web.archive.org
Primary Care Dermatology Society, UK. Port-wine stain. Clinical Guidance. Primary Care Dermatology Society, UK. [8 July 2013]. (原始内容存档于2018-08-25).