PubMed:33754800 / 62-89
Annnotations
luoyt2021_800_3
{"project":"luoyt2021_800_3","denotations":[{"id":"T3","span":{"begin":0,"end":27},"obj":"DP"}],"text":"primary knee osteoarthritis"}
Linmchun_800_3
{"project":"Linmchun_800_3","denotations":[{"id":"T1","span":{"begin":0,"end":27},"obj":"DP"}],"text":"primary knee osteoarthritis"}