The Autumn GhostA suspenseful, authoritative account of how the battle against a mid century polio epidemic sparked a revolution in medical care. Americans knew polio as the 'summer plague'. In countries further North, however, the virus arrived later in the year, slipping into the homes of healthy children as the summer waned and the equinox approached. It was described by one writer as 'the autumn ghost'. Intensive care units and mechanical ventilation are the