Antibody and T Cell Responses to a Single Dose of the AZD1222/Covishield Vaccine in Previously SARS-CoV-2 Infected and Naive Health Care Workers in Sri Lanka
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: Identify all the mentioned drugs in the given text. Text may or may not contain drug. If they contain more than 1 drug, use ";" as delimiter and join them. ### Input: Antibody and T Cell Responses to a Single Dose of the AZD1222/Covishield Vaccine in Previously SARS-CoV-2 Infected and Naive Health Care Workers in Sri Lanka ### Output: 