The Toronto Stock Exchange’s main index edged higher early on Thursday, with bank and energy shares leading the way, and BCE Inc (BCE.TO: Quote, Profile, Research) bouncing back from the previous session. But sliding gold prices took the wind out...

More than one in three group-based cancer trials used a flaw statistical methodology to study the effects of an intervention, according to a study published Tuesday that reviewed 75 articles. The review found that 34 articles, or 45 percent, used...