A British coroner found Lady Joan Branson's fatal pulmonary embolism could have been prevented with blood thinners after her fall on Necker Island.
https://www.foxnews.com/health/richard-branson-wife-could-survived-crucial-medication-coroner-finds
https://www.foxnews.com/health/richard-branson-wife-could-survived-crucial-medication-coroner-finds