References
- Benedetti B. De Singulis Corpuri Humani Morbis a Capite ad. Pedis 1533; 26: 407–411
- Das Sir K. Acardius anceps. Journal of Obstetrics and Gynaecology of the British Empire 1902; 2: 341–355
- Gillim D. L., Hendricks C. H. Holocardius. Obstetrics and Gynecology 1953; 2: 647–653
- Napolitani F. D., Schreiber I. The acardiac monster. American Journal of Obstetrics and Gynecology 1960; 80: 582–589
- Simonds J. P., Gower G. A. Fetus amorphus. Surgery, Gynecology and Obstetrics 1925; 41: 171–175