Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleChronic ectopic pregnancy: ultrasonic diagnosis.AuthorsRogers, William F.; Shaub, Michael; Wilson, Robert; Rogers, W F; Shaub, M; Wilson, RPublicationJournal of Clinical Ultrasound, 1977, Vol 5, Issue 4, p257ISSN0091-2751Publication typejournal articleDOI10.1002/jcu.1870050409