“All the time we are 1 to crisis,” says Dr. Folefack. He lists the most recent: Ebola, measles( 麻疹 ), cholera( 霍乱 ). To them, he may well have to 2 covid-19, a respiratory disease that 3 in China. Those who would need to respond to a surge in covid-19 cases are already busy with the Ebola 4 that began in 5 . “We are trying to 6 ,” continues Dr. Folefack, but there is simply not enough 7 .