ALSO NOTED: Tenet names new CFO; Cell phones as medical tools?; and much more...

> Walter Street Capital said it has acquired a majority stake in Lakewood Pathology Associates with a $50 million investment. Article

> A doctor in Taiwan has come up with a clever way for patients with asthma to send PEFR information to providers over their cell phones. Article

> Chutes & Ladders: Tenet Healthcare named Biggs Porter CFO. Porter moves to the company from Raytheon. Article

> Convera and United Business Media say they will work together to develop a vertical search engine targeting the healthcare market. Article

> Certification fees for healthcare IT products are too high and may end up driving some vendors out of business, critics argue. Article

> BD Diagnostics VP Richard Ivey talks with the Baltimore Sun about the company's approach to medical innovation. Article

And Finally... A new study finds that surgeons who warm up by playing video games for half an hour before operating make fewer mistakes. The same thing is true for newsletter editors. Article