Mayaro Virus

Merkel Cell Polyomavirus

Methicillin-resistant Staphylococcus aureus

Middle East respiratory syndrome Coronavirus (MERS_CoV)

Mopeia Virus (MOPV)

Moraxella catarrhalis

Mpox 2G multiplex (monkeypox)

MRSA-SCC Mec Type IVa

MRSA-Staphylococcal Cassette Chromosome Mec

Mumps virus

Mycobacterium avium

Mycobacterium fortuitum