PMC:7796058 / 15642-15843 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T91","span":{"begin":0,"end":201},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"In addition to supporting HTTP, the OGC SensorThings API has an extension for supporting Message Queuing Telemetry Transport (MQTT) for the creation and real-time retrieval of sensor Observations [39]."}