2
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4
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7
by Wilkinson, G
Published in BMJ (1994)
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9
by Wilkinson, G
Published in BMJ (1991)
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10
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12
by Wilkinson, G.
Published in BMJ (1989)
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13
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14
by Wilkinson, G.
Published in BMJ (1988)
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15
by Wilkinson, G.
Published in BMJ (1988)
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16
by Wilkinson, G.
Published in BMJ (1988)
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17
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by Wilkinson, G
Published in BMJ (1986)
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20