Efficacy of doxycycline therapy for macrolide-resistant Mycoplasma pneumoniae pneumonia in children at different periods.

"Declarations Ethics approval and consent to participateThis study was approved by the institutional research ethics committee of the Ningbo Medical Center Lihuili Hospital (Date-11/18/2022/NO-KY2022SL379-01), and was conducted in compliance with ethical principles originating in the Declaration of Helsinki. The ethics committee listed above waived the requirement for informed consent, because this study used currently existing medical records collected during the course of routine medical care and did not pose any additional risks to the patients. Consent to publishNot applicable. Conflict of interestAll authors had no conflict of interest. Conflict of interest All authors had no conflict of interest."

"Funding The authors received no financial support for this study."