In order to clarify the precise relationship between the C. p infection and the EHT, we investigated the epidemiological markers which concerned with EHT and measured serum immunoglobulin A and G (IgA, IgG) antibody to C.

• 本研究调查了与EHT有关的流行病学指标，并测定了肺炎衣原体IgA、IgG两种抗体，旨在进一步确定肺炎衣原体感染与EHT之间的关联。