Titlebook: Handbuch der Virusforschung; II. Ergänzungsband R. Doerr,C. Hallauer,P. Vonwiller Book 1950 Springer-Verlag in Vienna 1950 Bakterien.Epidem

Flirtatious

钢笔尖

外来

interior

Duodenitis

Die Auflicht- und Dunkelfeldmikroskopie in der Virusforschung,erdanken wir der Beobachtung mit starken Trockensystemen und mit Immersionslinsen einen tiefgehenden Einblick in die Natur pathologischer Prozesse. Die Undurchsichtigkeit mancher Objekte war aber immer ein Hindernis für ein optisches Erfassen tieferer Schichten des Substrates, zumal lebenden Gewebes

Vsd168

打包

Immunity and Vaccination in Influenza,f a population who had suffered from influenza in earlier epidemics. The accumulated data were in most instances not susceptible to accurate analysis and highly contradictory opinions were derived. Difficulties have been constantly exaggerated by the lack of uniformity in clinical criteria for diagn

呼吸

Virus Pneumonia and Pneumonitis Viruses of Man and Animals,human infections but also from the experimental production of this disease with various known viruses in animals, and the discovery of new pneumotropic agents in experimental animals during attempts to transmit the agents of human respiratory infections to them.

玉米棒子

Carminative