"Residents should not be concerned by the visits being undertaken by our officers and we would ask that they provide any and all assistance, if requested.
The NAO reports that the new approach has led to 11% of women on hospital visits being handcuffed rather than the 3% before it was adopted.
However, Grant adds: "This review is pointing out that despite homecare visits being available to the elderly in many countries, there is no robust, consistent evidence to show they provide any benefit to the elderly that we can measure".
The Council for British Archaeology has designated the last two weeks in July as Britain's Festival of Archaeology, with hundreds of digs and visits being arranged all over Britain.
The White House cannot prevent Carter from travelling to the North, but is known to be wary of humanitarian visits being portrayed by Pyongyang as evidence of the US's diplomatic shortcomings.
More benefits still occur when fathers are actively involved before their children's birth, the study found, with men's presence at antenatal visits being linked with fewer woman dying in childbirth and, in more developed nations, with better rates of breastfeeding.
