Ideal for any on-call professional, resident, or medical student, this highly templated, best-selling reference covers the common problems you’ll encounter while on call in the hospital. On Call Principles and Protocols, 7th Edition, by Drs. Shane A. Marshall and John Ruedy, provides key information in time-sensitive, challenging situations. You’ll gain speed, skill, and knowledge with every call - from diagnosing a difficult or life-threatening situation to prescribing the right medication.