This man joined the RAMC (in 1905) as Edward CLARKE, so is "mis-filed" in the WW1 Service Records (WO 363):

Emanuel UREN, declared age 27y born Bristol (although he appears to be born 1873 in Falmouth, Cornwall - freebmd), joined the RAMC in August 1905. Transferred to the Reserve in 1908.

Married Edith HURLEY in 1909 (as Emmanuel UREN). Children: Leslie 1909, Lydia Lucy 1911, Edith Anne 1912, Lottie Gwendoline 1915, Olive Doris 1917. (Edith Anne is registered as CLARKE, mother HARLEY - freebmd) Home address: Cwmbach, Aberdare

Sister: Lydia RANGER (Bedminster, Bristol).

Called up in 1914, served until 1919. Regt No: 19796.

Anc****y, CLA, pages 117261 to 117291