Mapping the Chemistry of Hair Strands by Mass Spectrometry Imaging—A Review

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3001216/

Emotions and Metabolic Mineral Patterns

https://www.traceelements.com/Docs/NewsletterSeptember-October2023.pdf

Trace Mineral Analysis and Psychoneuroimmunology

https://isom.ca/wp-content/uploads/2020/01/JOM_1994_09_2_04_Trace_Mineral_Analysis_and_Psychoneuroimmunology.pdf