Infratil, an infrastructure investment company, agreed to acquire a 50.1% stake in Pacific Radiology Group, an operator of radiology clinics, for $211m, with options to increase the stake to 60% stake at $252m. "The Doctor shareholders in Pacific Radiology are delighted to partner with such a capable long term investor as Infratil, who will add real value as Pacific Radiology continues to grow and expand our high quality services to patients, referrers and funders across New Zealand,” Adrian Balasingam, Pacific Radiology Group Chairman.