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Q24658130-F645DA79-8A15-4EA0-9AB5-E5C5FAB5D09A
Q24658130-F645DA79-8A15-4EA0-9AB5-E5C5FAB5D09A
BestRank
Statement
http://www.wikidata.org/entity/statement/Q24658130-F645DA79-8A15-4EA0-9AB5-E5C5FAB5D09A
Surgical versus nonoperative treatment for lumbar disc herniation: four-year results for the Spine Patient Outcomes Research Trial (SPORT)
P2860
Q24658130-F645DA79-8A15-4EA0-9AB5-E5C5FAB5D09A
BestRank
Statement
http://www.wikidata.org/entity/statement/Q24658130-F645DA79-8A15-4EA0-9AB5-E5C5FAB5D09A
rank
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type
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Statement
wasDerivedFrom
632128a56491f9ad8842f9ffd7ba81c15a5c1af0
P2860
Why we need observational studies to evaluate the effectiveness of health care