GOL/ Healthcare stocks .AXHJ fell 1.8% with heavyweight CSL Ltd CSL.AX losing 2.2% after the company said regulatory process for completion of Vifor Pharma acquisition would get delayed beyond June. May 12 (Reuters) - Australian shares slipped on Thursday, in line with global markets, after U.S. data showed higher-than-expected core inflation, fuelling worries about aggressive rate hikes and the prospect of an economic slowdown. Energy stocks .AXEJ rose 0.6% as crude prices advanced after Russia sanctioned some European gas companies, adding to uncertainty in global oil markets.