{Reference Type}: Letter {Title}: Preoperative fasting guidelines in National Health Service England Trusts: a thirst for progress. {Author}: Sands R;Wiltshire R;Isherwood P; {Journal}: Br J Anaesth {Volume}: 129 {Issue}: 4 {Year}: Oct 2022 {Factor}: 11.719 {DOI}: 10.1016/j.bja.2022.07.004 {Abstract}: