TY - BOOK AU - Walter , A.E. TI - A practical guide to X-Rays, electro-therapeutics and radium therapy U1 - 615.8422 21st ed. PY - 1916/// CY - Calcutta PB - Thacker, Spink KW - Radiography KW - X-Rays KW - X-Rays-Therapeutic use N1 - Index: pp 225-34 ER -