AU - Adhikari S FAU - Adhikari, Srikar AU - Zeger W FAU - Zeger, Wesley AU - Stolz L FAU - Stolz, Lori AU - Reichman E FAU - Reichman, Eric F. TI - Ultrasound in Early Pregnancy PT - BOOK SECTION DP - 2018 BTI - Reichman's Emergency Medicine Procedures, 3e DA - 2018 Y2 - 2023/02/05 UR - accessemergencymedicine.mhmedical.com/content.aspx?aid=1159806193