NEW YORK, June 14 (
Researchers reveal why analyses of cancer-causing mutations are riddled with false positives and demonstrate a new approach that eliminates the problem.
NEW YORK, June 14 (Praxis Press) Melanocytic nevi originate in childhood and are mainly caused by exposure to the sun. High nevus density is a risk factor for cutaneous malignant melanoma. Investigators examined 309 white schoolchildren over a period of three years. The children's parents received directions to apply SPF 30 broad-spectrum sunscreen to exposed sites when the child was expected to be in the sun for 30 minutes or more. Children in the sunscreen group developed fewer nevi than contr
June 14, 2000
NEW YORK, June 14 (