The pneumonias that the flu patients developed did not resemble the staphylococcal lung infections that were believed to be a common complication in the 1918-1919 influenza pandemic, Dr. Wenzel said.

• 他称，墨西哥医院已经为呼吸道疾病的爆发做好了准备：“我们能从墨西哥的经验上学到很多。”