Effects of long-term chronic exposure to sun radiation in immunological system of commercial fishermen in Recife, Brazil - Bezerra, Sarita Maria de Fátima Martins de Carvalho; Sotto, Mirian Nacagami; Orii, Noemia Mie; Alves, Cleiton Rocha; Duarte, Alberto José da Silva (Anais Brasileiros de Dermatologia, 2011)