Assertion: l tryptophan | /r/HasProperty | obtained steep price–
Facets:
value: dubiously
type: MANNER
value: through a doctor's order
type: MANNER
value: very
type: DEGREE
Source sentences:
text: Although, the FDA did allow, dubiously, L-tryptophan to be obtained –at a very steep price– through a doctor's order as the equivalent of a prescription drug (Manders, 1995).