TY - JOUR T1 - Early diagnosis of spontaneous heterotopic pregnancy successfully treated with laparoscopic surgery JF - BMJ Case Reports JO - BMJ Case Reports DO - 10.1136/bcr-2020-239423 VL - 13 IS - 11 SP - e239423 AU - Celia Soares AU - Ana Maçães AU - Mariana Novais Veiga AU - Marta Osório Y1 - 2020/11/01 UR - http://casereports.bmj.com/content/13/11/e239423.abstract N2 - ER -