Outpatient visit intervals in chronic kidney disease: adherence to Kidney Disease: Improving Global Outcomes recommendations and determinants of variation - Somi Kim; Ga Young Heo; Cheol Ho Park; Jung Tak Park; Seung Hyeok Han; Tae-Hyun Yoo; Shin-Wook Kang; Song-Hee Kim; Hyung Woo Kim (Kidney Research and Clinical Practice, 2025)