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(A) Volume-based mean and aerodynamic diameter of dry powder formulations. Data represent mean ± SD, n = 3–5. (B) Surface area of LMWH dry powder formulations. Data represent mean ± SD, n = 3–5. *Results are significantly different, p < 0.05. DPI-1: sieved through 120- and 170-mesh sieves; DPI-2: sieved through 170- and 230-mesh sieves.
