Mycoplasma pneumoniae is a pathogen that infects the respiratory tract and is a common cause of atypical pneumonia. It can cause prolonged symptoms, especially in teens and young adults, and is typically diagnosed using PCR tests or serological methods. https://medium.com/@xelleratherapeutics/mycoplasma-pneumoniae-the-stealthy-cause-behind-atypical-pneumonia-6650d510b5e4