other medical centers did only one. Success rates varied a lot, but according to their statistical analysis, only about one-eighth of the success depended on how many transplants the hospital did a year.

VOA: standard.2010.07.14

In this study, the research team developed a new statistical way of analyzing the genetic code of people who had reached age 100 as compared with people who had a more typical lifespan.

VOA: standard.2010.07.14