| http://www.w3.org/ns/prov#value | - Stiffness also varied according to whether participants were sitting or lying, which meant that participants had difficulty answering a question asking about sitting and lying down within one item: ???he is a bit difficult really because I am stiff sat down but laid down is easier you know what I mean??? (participant H.26, man, severe hip pain group).Movements.Although physical position was an imp
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