KKR has led a $75 million series B funding round in Digital Diagnostics, a specialist in AI healthcare diagnosis. Investors including Cedar Pine, Kinderhook, 8VC, Optum Ventures, OSF Ventures and the University of Iowa also took part in the round.

The latest funding has almost doubled the company’s total outside capital raised to $130 million.

In January, KKR closed its Health Care Strategic Growth Fund II on $4 billion, almost three-times bigger that it’s previous healthcare fund which closed with $1.45bn in capital commitments.