PT - JOURNAL ARTICLE AU - Celia Soares AU - Ana Maçães AU - Mariana Novais Veiga AU - Marta Osório TI - Early diagnosis of spontaneous heterotopic pregnancy successfully treated with laparoscopic surgery AID - 10.1136/bcr-2020-239423 DP - 2020 Nov 01 TA - BMJ Case Reports PG - e239423 VI - 13 IP - 11 4099 - http://casereports.bmj.com/content/13/11/e239423.short 4100 - http://casereports.bmj.com/content/13/11/e239423.full SO - BMJ Case Reports2020 Nov 01; 13