From: Outbreak of oral ulcers (glossitis) among the students of three central schools under Tsirang district Bhutan, 2018
Parameter tested (nmol/L)
Test results (median)
Range (nmol/L)
VitB1
286.1
234 to 290
VitB2
102
106.5–638.5
VitB6
247.8
194.8 to 290.2
vitB9
3.2
4.5–45.3
vitB12
685.1
298.8–1092.0