The idea that Mycobacterium tuberculosis (MTB) infection of a single case is caused by a single strain is increasingly debated. Genotyping has enabled us to describe cases of co-infection by ≥2 ...

Readers were busy this weekend, posting over fifty comments to my last post about HIV. Much of the discussion was sparked by the comments of a young-Earth creationist who claims that the evolutionary ...

Our editorial process produces two outputs: i) public reviews designed to be posted alongside the preprint for the benefit of readers; ii) feedback on the manuscript for the authors, including ...