Introduction to principles and clinical practice of helical (spiral) CT protocols, Paul M. Silverman; protocols for helical CT of the head and neck, Ilona M. Schmalfuss, Anthony A. Mancuso; protocols for helical CT of the chest, Philip Costello and David P. Naidich; protocols for helical CT of the abdomen and pelvis, James A. Brink et al; protocols for helical CT of the msuculoskeletal system, Elliott K. Fishman; protocols for helical CT in paediatrics, Marilyn J. Siegel; protocols for helical CT for three-dimensional imaging, Geoffrey D. Rubin.