Influence of excess vitamin A on the sulphate metabolism of chick ectoderm grown in vitro / by H.B. Fell, Sir Edward Mellanby, and S.R. Pelc.

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Influence of excess vitamin A on the sulphate metabolism of chick ectoderm grown in vitro / by H.B. Fell, Sir Edward Mellanby, and S.R. Pelc. In copyright. Source: Wellcome Collection.