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| stage | (+/+) | (+/-) | (-/-) | n.t. | TOTAL | litters |
|---|---|---|---|---|---|---|
| E3.5 | 3 | 9 | 2 | 0 | 14 | 3 |
| E9.5 | 1 | 11 | 0 | 1 (1) | 12 | 2 |
| E11.5 | 1 | 3 | 0 | 1 (1) | 4 | 1 |
| E16.5 | 2 | 2 | 0 | 1 (1) | 4 | 1 |
| E17.5 | 1 | 7 | 0 | 2 (2) | 8 | 2 |
| TOTAL | 8 | 32 | 2 | 5 (5) | 42* | 9 |
*λ2 test P<0.001 in total. Resorptions are in parenthesis.
n.t. not typed
