1
by Williams, D. C.
Published in Environmental History (2013)
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2
5
7
by Williams, D C
Published in BMJ (1985)
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8
9
by Williams, D.C
Published in Physics in Technology (1983)
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10
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11
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12
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14
15
by Williams, D. C.
Published in Science (1969)
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16
by Williams, D. C.
Published in BMJ (1967)
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17
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18
by Williams, D. C.
Published in BMJ (1965)
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19
20
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