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Literature DB >> 678821

The preregistration year.

Abstract

Source DB: PubMed Journal: Br Med J ISSN： 0007-1447

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2 in total

Authors: P W HUTTON; P O WILLIAMS; J C GRAVES; V GRAVES
Journal: Lancet Date: 1964-01-04 Impact factor: 79.321

Authors: I C McManus; D N Lockwood; J K Cruickshank
Journal: Lancet Date: 1977-02-19 Impact factor: 79.321

2 in total