@inproceedings{Essaji_2021,<br/><span class="tab"></span> title={P194 Comparing Vitamin D levels in patients with COVID-19 and tuberculosis infection},<br/><span class="tab"></span> url={http://dx.doi.org/10.1136/thorax-2020-btsabstracts.339},<br/><span class="tab"></span> DOI={10.1136/thorax-2020-btsabstracts.339},<br/><span class="tab"></span> booktitle={Infection,<br/><span class="tab"></span> co-infection and chronic infection},<br/><span class="tab"></span> publisher={BMJ Publishing Group Ltd and British Thoracic Society},<br/><span class="tab"></span> author={Essaji,<br/><span class="tab"></span> N and Fanshawe,<br/><span class="tab"></span> JB and Mohajer,<br/><span class="tab"></span> T and Baker,<br/><span class="tab"></span> LV},<br/><span class="tab"></span> year={2021},<br/><span class="tab"></span> month=jan }