As the U.S. Supreme Court prepares to hear a religious dispute over the "Obamacare" contraception mandate, advocates on both sides are trying to set the court straight on the science.
The case, to be heard March 25, is one of the most closely watched of the year, partly because it taps into the enduring debate over abortion and reproductive rights.
The dispute turns on the legal question of whether corporate employers with religious objections must include contraceptive coverage in their employee health plans. But it also raises a scientific dilemma that could influence the court's nine justices.
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