"According to Harvard researcher Dr. Ramzi Amir, his choice of alternative treatment led to an unnecessarily early death.[136] According to Jobs's biographer, Walter Isaacson, for nine months he refused to undergo surgery for his pancreatic cancer ??? a decision he later regretted as his health declined.[139] Instead, he tried a vegan diet, acupuncture, herbal remedies and other treatments he" . . . . .