Central and Eastern Europe-focused private equity firm Mid Europa Partners has agreed to sell Slovakia-based laboratory testing services company Alpha Medical to Unilabs, a Switzerland-based diagnostic services company backed by private equity firm Apax Partners. Mid Europa originally acquired a 100 percent stake in Alpha Medical in October 2012 through Mid Europa Fund III. The transaction, which is subject to customary clearance by local competition authorities, is expected to close in Q2 2017. Financial details of the transaction were not disclosed.