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	1.	The Groningen Longitudinal Glaucoma Study. II. A prospective comparison of frequency doubling perimetry, the GDx nerve fibre analyser and standard automated perimetry in glaucoma suspect patients. [electronic resource] by Jansonius, Nomdo M Heeg, Govert P Producer: 20090915 In: Acta ophthalmologica vol. 87 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Influence of test reliability on the screening performance of frequency-doubling perimetry. [electronic resource] by Heeg, Govert P Jansonius, Nomdo M Producer: 20060327 In: American journal of ophthalmology vol. 141 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Frequency doubling perimetry screening mode compared to the full-threshold mode. [electronic resource] by Stoutenbeek, Remco Heeg, Govert P Jansonius, Nomdo M Producer: 20050203 In: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) vol. 24 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Glaucoma monitoring in a clinical setting: glaucoma progression analysis vs nonparametric progression analysis in the Groningen Longitudinal Glaucoma Study. [electronic resource] by Wesselink, Christiaan Heeg, Govert P Jansonius, Nomdo M Producer: 20090325 In: Archives of ophthalmology (Chicago, Ill. : 1960) vol. 127 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Strategies for improving the diagnostic specificity of the frequency doubling perimeter. [electronic resource] by Heeg, Govert P Stoutenbeek, Remco Jansonius, Nomdo M Producer: 20050317 In: Acta ophthalmologica Scandinavica vol. 83 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Learning effect, normal range, and test-retest variability of Frequency Doubling Perimetry as a function of age, perimetric experience, and the presence or absence of glaucoma. [electronic resource] by Heeg, Govert P Ponsioen, Theodorus L Jansonius, Nomdo M Producer: 20040315 In: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) vol. 23 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	An evaluation of algorithms designed to classify the results from frequency doubling perimetry. [electronic resource] by Müskens, Rogier P H M Heeg, Govert P Jansonius, Nomdo M Producer: 20050203 In: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) vol. 24 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	8.	The Groningen Longitudinal Glaucoma Study. I. Baseline sensitivity and specificity of the frequency doubling perimeter and the GDx nerve fibre analyser. [electronic resource] by Heeg, Govert P Blanksma, Lieuwe J Hardus, Peter L L J Jansonius, Nomdo M Producer: 20050317 In: Acta ophthalmologica Scandinavica vol. 83 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)