Usage

This template provides link to PubMed Central, a free digital database of full-text scientific literature in biomedical and life sciences. It is for the Molecular and Cellular Biology WikiProject

It takes a single parameter of the PMC article number:

Hence: {{PMC|137841}}
Gives: PMC 137841

Cite journal markup

Alternatively Diberri's Wikipedia template filling tool can generate a fully populated {{Cite journal}} markup using the PMC article number, eg example