References
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- Milch R.A., Rall D.P., Tobie J. 1957; 19: 87–87
- Ogawa E., Fukuda R., Suzuki S., Shibata K. 1961; 10: 117–117
- Oxford A.E. 1953; 172: 201–201
- Richards V., Lowenstein J.M., Phillips J.W., Armitage C. 1961; 107: 550–550