IL10 and posterior cortical atrophy: The association of IL-10 gene 4 polymorphisms with PCa risk was examined in 16 articles [13–17, 20, 21, 23–31] incorporating 17 unduplicated studies (7561 patients and 8101 controls), and with peripheral blood IL-10 variation in 2 articles [21, 22] incorporating 4 unduplicated studies (1189 subjects).