His supporters are seeking to attack abortion rights and abortion access from a variety of angles should he regain the White House, including using a long-dormant law from 1873.
The journal found that the studies, which had suggested that medication abortion is unsafe, included incorrect factual assumptions and misleading presentation of the data.
In events next week, the president and vice president will argue that abortion access is crucial to personal freedoms, and warn of what is at stake if Donald J. Trump is re-elected.