Examples range from groups centred on a pastime, such as a local choral group, to advocacy organizations centred on health, environmental, or other policy issues.
Their departure may have been a manoeuvre by the president to protect his power and the country's stability.Both Mr Khakulov and Mr Azizkhojaev belong to influential clans, informal regional groups centred on powerful families.
From the outset, the aim of the opposition groups centred on the undergrounding of the grid upgrades.
Though there were some differences between the groups in perceptions of the causes of heavy vehicle-level crossing incidents, discussion in both groups centred on design issues and behavioural issues.
The social and political grouping centred on George and Anne was known as the "Cockpit Circle" after their London residence.
The focus groups centred on feelings of isolation, abandonment, vulnerability, dependency and reduced physical activity post hospital discharge.
With regard to the estimates, there were three abrupt changes to the population estimates for different age groups centred on the three census years (1981, 2001 and 2011) (see Additional file 1), suggesting the mid-year population figures had been imperfectly estimated for the different age groups.
Although at first suspicion wrongly focused on Middle Eastern terrorist groups, attention quickly centred on Timothy McVeigh who had been arrested shortly after the explosion for a traffic violation and his friend Terry Nichols.
His first significant role was as the slovenly, unemployed Chunky – reprising the 1950s haircut and sideburns, along with leather jacket and skull-and-crossbones motif on his T-shirt – in Making Out (1989-91), the first of Debbie Horsfield's comedy-dramas centred on groups of women.
