Number | Name | Date | Kind |
---|---|---|---|
2660175 | Thrasher et al. | Nov 1953 | |
3505993 | Lewes et al. | Apr 1970 | |
3534733 | Phipps et al. | Oct 1970 | |
4157710 | Abitol | Jun 1979 |
Number | Date | Country |
---|---|---|
2152808 | Apr 1973 | DEX |
1535432 | Aug 1968 | FRX |
1260919 | Jan 1972 | GBX |
162281 | Oct 1962 | SUX |
Entry |
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Rosen et al., "The Human Fetal Electroencephalogram", Am. J. Ob. & Gyn., vol. 104, pp. 1057-1060, 1969. |