NOTE: It’s a slow news day thanks to the President’s Day holiday. I’ll update with whatever else comes over the transom later today.

cms-logo.jpgSweden’s Elekta buys radiation-therapy software maker CMS for $75M — CMS, a St. Louis, Mo., developer of software for planning and managing radiation-therapy treatments, sold itself to Sweden’s Elekta for roughly $75 million in cash. The release is here.

CMS is owned primarily by a private-equity fund managed by Brown Brothers Harriman. The company says its systems support more than 1,500 radiation-treatment sites worldwide. Elekta is makes and sells radiation-therapy and radiosurgery devices.

critical-homecare-logo-150px.gifInfusion-services firm Critical Homecare withdraws $125M IPO — Critical Homecare Solutions, a Conshohocken, Pa., provider of home health care and infusion services, dropped its proposed $125 million IPO. The withdrawal isn’t related to the broader slump in health-related IPOs, which has claimed eight proposed offerings so far this year, as Critical Homecare agreed last week to go public via acquisition by a SPAC (special-purpose acquisition company) called MBF Healthcare Acquisition. MBF agreed to pay $420 million for Critical Homecare; the release is here.

For more on SPACs and their growing importance in the life-science sector, see our earlier story here. Critical Homecare is the third healthcare startup to go public via a SPAC acquisition since December.