Assertion: opium's derivative | /r/AtLocation | use
Facets:
value: among them hippocrates
type: OTHER
value: for thousands of years
type: TEMPORAL
Source sentences:
text: Opium and its derivatives have been in use for thousands of years, administered as far back as the Ancient Egyptian era to "prevent the excessive crying of children," and utilized medicinally by Ancient Greek physicians, among them Hippocrates.