Man detained for 9 months pending trial hospitalized in critical condition, diagnosed with beriberi (thiamine deficiency) due to "vegetable-deficient" bento meals - (Japanese Article - details in comments) : r/japan
Vitamin B1 (Thiamine)- Molecule of the Month - September 2017 (HTML version)
WHAT IS BERIBERI?
File:Early stage of paralysis in dry beriberi.jpg - Wikimedia Commons
File:Heart failure in wet beriberi.jpg - Wikimedia Commons