PMC:7210464 / 98598-99060 JSONTXT

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Id Subject Object Predicate Lexical cue
T945 0-154 Sentence denotes We are grateful to Editor Klaus Zimmermann and three anonymous referees for valuable comments and suggestions which have helped greatly improve the paper.
T946 155-377 Sentence denotes We received helpful comments and suggestions from Hanming Fang and seminar participants at Institute for Economic and Social Research of Jinan University and VoxChina Covid-19 Public Health and Public Policy Virtual Forum.
T947 378-438 Sentence denotes Pei Yu and Wenjie Wu provided excellent research assistance.
T948 439-462 Sentence denotes All errors are our own.