From LifeSiteNews.com:

[O]ne of the world’s leading authorities on the drug has said doctors have a duty to inform women that it could prevent a newly-conceived embryo from implanting in the womb, causing an abortion.

Dr. James Trussell, Director of Princeton’s Office of Population Research, makes the statement in an academic review on the drug dated February 2013 and co-authored with Dr. Elizabeth G. Raymond.

“To make an informed choice, women must know that [emergency contraceptive pills] … prevent pregnancy primarily by delaying or inhibiting ovulation and inhibiting fertilization, but may at times inhibit implantation of a fertilized egg in the endometrium,” they write.

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