TY - JOUR AU - Fitzpatrick, T B TI - The validity and practicality of sun-reactive skin types I through VI JO - Arch Dermatol IS - 06 VL - 124 PY - 1988 DO - 10.1001/archderm.1988.01670060015008 L3 - PubMed-ID: 3377516 SP - 869 EP - 871 ER -