This applies to most respiratory infections (e.g. mycoplasma infections, infectious coryza, laryngotracheitis).

大多数呼吸道都如此，如，传性鼻炎，喉气管炎。

Objective To understand the epidemic regulation of mycoplasmal pneumonia in Beijing and the carriageable time of mycoplasma pneumonia (MP) after affecting mycoplasmal pneumonia.

目的了解北京地区肺炎(MP)肺炎的发病规律后带菌状况。