TY  - RPRT
TI  - Etopic pregnancy causing massive rectal bleeding.
AU  - S P Patterson
AU  - C E Frankum
AU  - H Sexton
PY  - 1978
DO  - 10.1097/00007611-197811000-00045
UR  - https://pubmed.ncbi.nlm.nih.gov/309659/
ID  - 309659
ER  -