[Current superfine medical endoscopes based on gradient optics: problem status and perspectives of their use in medical practice].
D'iakonov
S Iu
SIu
D019723:Endoscopes; D006801:Humans; D013677:Medical Laboratory Science
Sovremennye sverkhtonkie meditsinskie éndoskopy na osnove gradientnoĭ optiki: sostoianie voprosa i perspektivy ispol'zovaniia v meditsinskoĭ praktike.