Assertion: lead's use | /r/HasProperty | those of most concern
Facets:
Source sentences:
text: Drugs such as epinephrine, various antibiotics, and albuterol (used to treat asthma) are among those of most concern, said Stephen Schondelmeyer, PharmD, PhD, co-principal investigator with the project and a professor in the University of Minnesota's College of Pharmacy.