I've never heard the argument used about post-birth trauma. It's only common sense that abortion creates as much or more trauma for the mother. And that is what all the data shows.

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"Man lives in the sunlit world of that which he believes to be reality. But unseen by most is an underworld, a place that is just as real... but not as brightly lit... A DARK SIDE!"
-opening from Tales From the Darkside