A robust vaccine supply chain model in pandemics: Case of Covid-19 in Iran

•It is necessary to create a network composed of people and equipment to deliver the vaccines safely and effectively.•A three-objective optimization model can be design for the vaccine supply chain network.•The first objective minimizes the costs, the second maximizes the reliability, and the third minimizes the unmet demand.•The results show how to allocate the vaccination centers in different reliability levels.