Electrocardiography (ECG or EKG*) is the process of recording the electrical activity of the heart over a period of time using electrodes placed on the skin.
Kensington is a district within the Royal Borough of Kensington and Chelsea in west London.ensington is well served by public transport. Most of Kensington is served by three stations in the Travelcard Zone 1: High Street Kensington, Gloucester Road and South Kensington. All three are served by the Circle line which connects them to London's railway terminals.
Sidcup is a suburban district of south-east London, England, in the London Borough of Bexley.Located 11.3 miles (18.2 km) south east of Charing Cross, it borders the London Boroughs of Bromley and Greenwich.he station was built 1 mile (1.6 km) north of Sidcup town centre in the parish of Lamorbey. Sidcup station serves the area with services to London Charing Cross, London Cannon Street as part of a loop service operating via both Lewisham and Woolwich Arsenal, and a service to Gravesend.