Why the Pfizer layoff? narrowing its research focus? Cardiovascular research abandoned.

"The move comes after the company announced in September it was narrowing its research focus to six disease areas  Alzheimer's, cancer, schizophrenia, pain, inflammation and diabetes"...


"Surprisingly, one of the areas abandoned was cardiovascular disease, where Pfizer had been a dominant player with its $13 billion-a-year cholesterol fighter Lipitor, the world's top-selling drug..."

Drugmaker Pfizer cutting up to 800 scientist jobs - washingtonpost.com