Pfizer Opts In to LianBio Rights to Respiratory Syncytial Virus Therapeutic Candidate Sisunatovir in Mainland China, Hong Kong, Macau, and Singapore

… Hong Kong, Macau, and Singapore pursuant to the companies’ … Hong Kong, Macau, and Singapore, which LianBio had previously … Hong Kong, Macau and Singapore, including Pfizer’s right … parties; competition from other biotechnology and pharmaceutical companies; …