# The effects of acute tryptophan depletion on movement, mood, and cognition in patients with Parkinson’s disease and healthy older persons

> 2007 doctoral thesis by Janet Lee Mace at University of Otago

**Wikidata**: [Q111290506](https://www.wikidata.org/wiki/Q111290506)  
**Source**: https://4ort.xyz/entity/the-effects-of-acute-tryptophan-depletion-on-movement-mood-and-cognition-in-patients-with-parkinson-s-disease-and-healthy-older-persons


## References

1. [Source](http://hdl.handle.net/10523/125)