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Lookup NU author(s): Professor Alan Calvert
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Author(s): Cantwell, B. M. J., Millward, M. J., Lind, M. J., Calvert, A. H.
Publication type: Letter
Publication status: Published
Journal: The Lancet
Year: 1990
Volume: 336
Issue: 8721
Pages: 1011-1011
Print publication date: 20/10/1990
ISSN (print): 0140-6736
ISSN (electronic): 1474-547X
URL: http://dx.doi.org/10.1016/0140-6736(90)92476-X
DOI: 10.1016/0140-6736(90)92476-X