DescriptionCelbiologie.pdf English: PDF Version of dutch wikibooks on cell biology Date 25 March 2016 Source Own work Author Dirk Hünniger...
https://archive.org/details/NavyMedicalNewsletter19641113 https://archive.org/download/NavyMedicalNewsletter19641113/Navy%20Medical%20Newsletter%201964-11-13.pdf...