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,
Johnson Organs and beautiful voicing". Highest quality materials and workmanship were used, and Johnson's organ pipes were always of the finest quality. Tracker organs eventually became less popular, and, not wishing to switch to tubular-pneumatic- or electro-pneumatic-action organs, the company ceased operations in 1898. Their last organ was a large 3-manual organ, Opus 860, at St. Paul's Church in Chicago. All information in this article comes from this book: Johnson Organs The William A. Johnson Organ Company of Westfield, Massachusetts, which later became Johnson & Son Organ Company, was a highly respected firm that built 860 pipe organs throughout the United States