Protective effect from solar exposure, risk of an ecological fallacy
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PII: S0959-8049(07)00851-9
doi:10.1016/j.ejca.2007.10.019
© 2007 Elsevier Ltd. All rights reserved.
PII: S0959-8049(07)00851-9
doi:10.1016/j.ejca.2007.10.019
© 2007 Elsevier Ltd. All rights reserved.