PMC:7405836 / 95436-95626
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T873","span":{"begin":63,"end":66},"obj":"http://purl.obolibrary.org/obo/CLO_0050884"}],"text":"The process of vaccine development usually takes approximately ten years, in the case of inactivated or live attenuated vaccines, since it involves the generation of long-term efficacy data."}
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T661","span":{"begin":0,"end":190},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The process of vaccine development usually takes approximately ten years, in the case of inactivated or live attenuated vaccines, since it involves the generation of long-term efficacy data."}