Structural Differential — A 32-Year-Old Man with Persistent Wrist Pain

. Mr. H. was a 32-year-old Mexican man working as a raker of wild blueberries for his eighth August harvest. Maine's blueberry season is 4 weeks long, and farmworkers rake as much as 12 hours each day. Before coming to Maine, Mr. H. had picked highbush blueberries in New Jersey and worked in the…

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