Gaya APA

Dong, Z. (2020). Survey and analysis of the availability and affordability of essential drugs in Hefei based on WHO / HAI standard survey methods (BMC Public Health (2020) 20:1405) . : .

Gaya MLA

Dong, Zuojun. "Survey and analysis of the availability and affordability of essential drugs in Hefei based on WHO / HAI standard survey methods (BMC Public Health (2020) 20:1405)". : , 2020. Text.