title: Hematological changes in normal men during prolonged severe exercise.
mesh_terms: D000328:Adult; D001774:Blood Chemical Analysis; D004920:Erythropoiesis; D006400:Hematocrit; D006454:Hemoglobins / Q000096:biosynthesis*; D006456:Hemoglobinuria / Q000175:diagnosis; D006801:Humans; D008297:Male; D008889:Military Personnel; D005082:Physical Exertion; D013997:Time Factors
chemical_list: D006454:Hemoglobins