الوصول الحر: https://escholarship.org/uc/item/1z80b9x1Testhttps://escholarship.org/content/qt1z80b9x1/qt1z80b9x1.pdfTest
الوصول الحر: https://escholarship.org/uc/item/9k19p9j9Test
الوصول الحر: https://escholarship.org/uc/item/7046s9zqTest
الوصول الحر: https://escholarship.org/uc/item/2205t132Test
الوصول الحر: https://escholarship.org/uc/item/74g8r7b9Test
الإتاحة: https://doi.org/20.500.14038/37263Testhttps://hdl.handle.net/20.500.14038/37263Testhttps://escholarship.umassmed.edu/meyers_pp/68Test
الإتاحة: https://doi.org/10.17615/fjb7-z228Testhttps://cdr.lib.unc.edu/downloads/3b591h234?file=thumbnailTesthttps://cdr.lib.unc.edu/downloads/3b591h234Test