Galassi, Francesco M The bologna opoectodymus: a rediscovered case of conjoined twins. [electronic resource] - Twin research and human genetics : the official journal of the International Society for Twin Studies Apr 2015 - 217 p. digital Publication Type: Historical Article; Journal Article ISSN: 1832-4274 Standard No.: 10.1017/thg.2015.14 doi Subjects--Topical Terms: FemaleHistory, 19th CenturyHumansItalyMaleTwins, Conjoined--pathology