Assertion: researcher's research | /r/CapableOf | go on for decade
Facets:
value: until the early 90s
type: TEMPORAL
Source sentences:
text: Research on adult stem cells has been going on for decades and has proven that there are therapeutic effects in treating cancer, autoimmune diseases, leukemia, and heart disease.
text: Research into cannabis has been going on for several decades, but it wasn’t until the early 90s that scientists uncovered the endocannabinoid system—which is how the body actually reacts to the chemicals from cannabis and also produces its own similar chemicals, called endocannabinoids.