PT - JOURNAL ARTICLE AU - Ann K. Rosenthal TI - Calcium pyrophosphate deposition and crowned dens syndrome AID - 10.3949/ccjm.88a.21008 DP - 2021 Apr 01 TA - Cleveland Clinic Journal of Medicine PG - 206--207 VI - 88 IP - 4 4099 - http://www.ccjm.org/content/88/4/206.short 4100 - http://www.ccjm.org/content/88/4/206.full SO - Cleve Clin J Med2021 Apr 01; 88