During her confirmation hearings in 1993, then-Judge Ruth Bader Ginsburg was asked about whether the equal protection clause of the 14h Amendment applies to the decision to terminate a pregnancy.
The answer:
The argument was it's her right to decide either way, her right to decide whether or not to bear a child.
And:
This is something central to a woman's life, to her dignity. It's a decision that she must make for herself. And when Government controls that decision for her, she's being treated as less than a fully adult human responsible for her own choices.That's what's at stake.