PT - JOURNAL ARTICLE ED - , TI - Correction: <em>Association of circulating levels of total and protein-bound sphingosine 1-phosphate with osteoporotic fracture</em> AID - 10.1136/jim-2020-001322corr1 DP - 2021 Aug 01 TA - Journal of Investigative Medicine PG - 1261--1261 VI - 69 IP - 6 4099 - http://hw-f5-jim.highwire.org/content/69/6/1261.short 4100 - http://hw-f5-jim.highwire.org/content/69/6/1261.full SO - J Investig Med2021 Aug 01; 69