Excerpts from this story referencing "Donald Rasmussen":
"… of mild cases and virtually no one like Donald and James Marcum, said Dr. Donald Rasmussen, a pioneer in recognizing and diagnosing black lung. “In 1969, I publicl …"
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"… of mild cases and virtually no one like Donald and James Marcum, said Dr. Donald Rasmussen, a pioneer in recognizing and diagnosing black lung. “In 1969, I publicl …"