preferred_name: FEF 50% &#x7C; Respiratory system airway &#x7C; Respiratory measures and Ventilator management
preferred_name_lc: fef 50% &#x7c; respiratory system airway &#x7c; respiratory measures and ventilator management
label: FEF 50% &#x7C; Respiratory system airway &#x7C; Respiratory measures and Ventilator management
label_lc: fef 50% &#x7c; respiratory system airway &#x7c; respiratory measures and ventilator management