ELITE ATHLETES SUSCEPTIBLE TO RESPIRATORY TRACT INFECTION ARE CHARACTERISED BY REDUCED CIRCULATING MEMORY T REGULATORY CELLS, UPPER AIRWAY MICROBIAL DYSBIOSIS AND DYSREGULATION OF SPHINGOLIPID METABOLISM - Cuthbertson,L; Turner,SEG; Jackson,A; Ranson,C; Loosemore,M; Kelleher,P; Cookson,WOC; Moffatt,MF; Hull,JH; Shah,A (BMJ PUBLISHING GROUP, 2021)