Utility of Whole Blood Thiamine Pyrophosphate Evaluation in TPK1-Related Diseases. - Bugiardini, Enrico; Pope, Simon; Feichtinger, René G.; Poole, Olivia V.; Pittman, Alan M.; Woodward, Cathy E.; Heales, Simon; Quinlivan, Rosaline; Houlden, Henry; Mayr, Johannes A.; Hanna, Michael G.; Pitceathly, Robert D.S. (Journal of Clinical Medicine, 2019)