article_snippet: usually fertilize an egg, and are more than 99% effective.
article_snippet: Dr Jennifer Hyer, a Denver-based OB-GYN, dismissed these claims as neither 'medically' nor 'scientifically' accurate, in a statement distributed by NARAL Pro-Choice Colorado. '
article_snippet: Dr Jennifer Hyer, a Denver-based OB-GYN are among the most effective forms of contraception, especially for at-risk women, because Dr Jennifer Hyer, a Denver-based OB-GYN automatically prevent pregnancy,' she said.