TY - GENERIC DO - 10.20944/preprints201611.0053.v1 UR - http://dx.doi.org/10.20944/preprints201611.0053.v1 TI - The Effect of Geographical Environment Factors on the Right Ventricular Diameter Reference Value Based on the Factor Analysis T2 - Preprints AU - Liu, Yan AU - Ge, Miao PY - 2016 DA - 2016/11/09 PB - Preprints