Availability of L-tryptophan

Am J Psychiatry. 1977 Nov;134(11):1311-2. doi: 10.1176/ajp.134.11.aj134111311.
No abstract available

Publication types

  • Letter

MeSH terms

  • Drug Prescriptions / standards
  • Food Additives / standards
  • Legislation, Drug*
  • Tryptophan / standards
  • Tryptophan / supply & distribution*
  • United States
  • United States Food and Drug Administration

Substances

  • Food Additives
  • Tryptophan