Octuplet mom’s doctor denies using her as ‘human guinea pig’

The fertility doctor for Octuplet mother Nadya Suleman said Thursday she agreed to be implanted with 12 embryos as part of a study on fertility methods, disputing a prosecutor's assertion that Suleman was an unwitting participant. Dr. Michael Kamrava, who retook the witness stand ahead of closing arguments in his state medical board hearing, said Suleman volunteered for the procedure and signed a