William Thomas Carvick served from 10/1/1912 to his discharge as unfit on 27/3/1919. He joined the war in France on 7/11/1915 . He was reported missing in May 1918 and was taken Prisoner of War. He was released home to Liverpool on 11/1/1919 but died the next year. The details below are copied from the War Graves website.
CORPORAL WILLIAM THOMAS CARVICK Service Number: 339047 Regiment & Unit/Ship Royal Army Medical Corps
2nd (West Lancs) Field Amb.
Date of Death (as a result of pulmonary tuberculosis) Died 11 July 1920
Age 26 years old
Buried or commemorated at LIVERPOOL (KIRKDALE) CEMETERY