An anomalous result from gel tubes for vitamin D.
Elder
Peter A
PA
Lewis
John G
JG
King
Richard I
RI
Florkowski
Chris M
CM
D003951:Diagnostic Errors; D005782:Gels; D006801:Humans; D011786:Quality Control; D014807:Vitamin D / Q000097:blood*; D014808:Vitamin D Deficiency / Q000175:diagnosis
D005782:Gels; D014807:Vitamin D