KLK3 and posterior cortical atrophy: After surgery, or radiotherapy (any form), with curative intent, in a patient with very low- or low-risk PCa, most panelists recommend following-up with PSA measurement every 3-6 months for 5 years and then every year (70.56% for very low risk and 73.17% for low risk), including in areas of limited resources (65.48% for very low risk and 68.75% for low risk).