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The VEPRO trial: A cross-over randomised controlled trial comparing 2 progressive lenses for patients with presbyopia
BACKGROUND: The aim of this trial was to compare the effectiveness of two generations of progressive lenses for presbyopia. METHODS: A multicenter cross-over randomized controlled trial performed in a primary care setting (5 optical dispensaries) was planned. Two categories of progressive lenses wer...
Autores principales: | , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2008
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2556995/ https://www.ncbi.nlm.nih.gov/pubmed/18803826 http://dx.doi.org/10.1186/1745-6215-9-54 |