Assertion: als | /r/HasProperty | classic study
Facets:
Source sentences:
text: In ALS, a classic study  involving 35 patients assigned either to a prolonged exercise (90 min at 50% of VO 2max ) in cycle-ergometer or to a progressive exercise test, has documented overall increased oxygen consumption with proportional increases in heart rate.
text: Amyotrophic lateral sclerosis (ALS): A classic motor neuron disease.