title: Law of reciprocity in UV erythema and cell killing.
mesh_terms: D002470:Cell Survival / Q000528:radiation effects; D002478:Cells, Cultured; D004260:DNA Repair / Q000528:radiation effects*; D004307:Dose-Response Relationship, Radiation; D004890:Erythema / Q000209:etiology / Q000473:pathology*; D005347:Fibroblasts / Q000166:cytology / Q000528:radiation effects; D006801:Humans; D012867:Skin / Q000166:cytology / Q000528:radiation effects; D014466:Ultraviolet Rays / Q000009:adverse effects*; D014983:Xeroderma Pigmentosum / Q000473:pathology*