Clinical trial number <p>Not applicable.</p>

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Letter to the editor: serum copper, zinc and selenium and their ratios as predictors of pneumonia death risk in men: the Kuopio ischaemic heart disease risk factor study

  • Manisha Chamanlal,
  • Karan Chaman Lal,
  • Pirthvi Raj,
  • Puja -

摘要

Clinical trial number

Not applicable.