dr mehmet oz is vice chairman at columbia 's college of physicians and surgeons and is a professor of surgery .
he said in a statement that his show provides ` multiple points of view ' , including his , ` which is offered without conflict of interest '
comes after ten top doctors sent letter to school urging for oz 's dismissal .
said there 's no scientific proof his ` miracle ' weight-loss supplements work .
the dr oz show will air a special episode thursday , most of which will be dedicated to his rebuttal .