Chulalongkorn Medical Journalclmjournal.org/_fileupload/journal/88-2-3.pdf · An electron...
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Chulalongkorn Medical Journalclmjournal.org/_fileupload/journal/88-2-3.pdf · An electron micrograph of the particles of Depo-Provera A) Smoothly shake with 1500 x magnification B)