American Society of Nephrology of the American Society of Nephrology" (JASN), the "Clinical Journal of the American Society of Nephrology" (CJASN), the "Nephrology Self-Assessment Program" (NephSAP), "ASN Kidney News and Kidney News Online", "In The Loop", and more recently the Kidney Self Assessment Program (KSAP). The ASN holds annual meetings (Kidney Week) and subsequent regional meetings (ASN Highlights) to discuss new developments in the field of nephrology. The ASN also provides an Annual Board Review Course & Update and other online learning opportunities for both established nephrologists and those in training. In 2012, nearly 1,200 instructional hours were offered by ASN to physicians, researchers,
Four Treasures of the Study ceramic stones (澄泥硯) which are manufactured by a process which is said to have been developed in Luoyang in Henan. Classical scholars had more than just the Four treasures in their studies. The other "Treasures" include the brush-holder (笔架), brush-hanger (笔挂), paperweights (镇纸), the brush-rinsing pot (笔洗), and the seal (圖章) and seal-ink (印泥). For painting, Chinese pigments are also used. Four Treasures of the Study Four Treasures of the Study, Four Jewels of the Study or Four Friends of the Study is an expression used to denote the brush, ink, paper and ink stone used in Chinese and other