A day after the U.S. launched its first clinical trials for the novel coronavirus vaccine with human test subjects, China on Tuesday said its scientists are using five different approaches to develop vaccines for the deadly disease.

“Some vaccines for the novel coronavirus disease [COVID-19] are expected to enter clinical trials as soon as possible in China,” said Chinese officials at a news conference in Beijing, Xinhua news reported.

“So far, most teams are expected to complete preclinical research in April and some are moving forward faster,” Wang Junzhi, an academic with the Chinese Academy of Engineering, told reporters

Read more: COVID-19: After US, China also holds vaccine trials