The cover image, by Miklos Perenyei et al., is based on the Operative Techniques Use of the self-retaining Alexis ring retractor in transoral robotic surgery, DOI: 10.1002/hed.24882.
from #ORL-AlexandrosSfakianakis via ola Kala on Inoreader http://ift.tt/2wWsYcJ
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