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Dive into the research topics where John Daniel Twelker is active.

Publication


Featured researches published by John Daniel Twelker.


Investigative Ophthalmology & Visual Science | 2015

The Relation Between Convergence Insufficiency and Astigmatism

Amy H. T. Davis; John Daniel Twelker; Joseph M. Miller; Erin M. Harvey


Investigative Ophthalmology & Visual Science | 2005

Gender– and Age–Specific Differences in the Ocular Components in Southern Arizona School–Aged Children

John Daniel Twelker; R. Bhakta; Dawn H. Messer; Donald O. Mutti; G.L. Mitchell; Lisa A. Jones; Karla Zadnik


Investigative Ophthalmology & Visual Science | 2016

Inter-Scorer and Test-Retest Reliability of the Beery-Buktenica Developmental Test of Visual-Motor Integration in School-Age Children

Erin M. Harvey; Tina K. Green; Kathleen M. Mohan; Marjean Taylor Kulp; Amy H. T. Davis; Joseph M. Miller; John Daniel Twelker; Irene Campus


Investigative Ophthalmology & Visual Science | 2015

Validation of self-reported spectacle compliance among school aged children and parents using Rasch analysis

Mabel Crescioni; Terri L. Warholak; Erin M. Harvey; Tina K. Green; Irene Campus; John Daniel Twelker; Joseph M. Miller


Investigative Ophthalmology & Visual Science | 2015

Comparison of best-corrected vs uncorrected performance on the Beery VMI Developmental Test of Visual Perception in astigmatic children

Tina K. Green; Amy H. T. Davis; Mabel Crescioni; Irene Campus; Kathleen M. Mohan; John Daniel Twelker; Joseph M. Miller; Erin M. Harvey


Investigative Ophthalmology & Visual Science | 2014

Posterior corneal curvature conforms to anterior cornea curvature in astigmatic Tohono O’odham Native American schoolchildren

Joseph M. Miller; Erin M. Harvey; John Daniel Twelker; Michael W. Belin; Duane L. Sherrill


Investigative Ophthalmology & Visual Science | 2014

Meridional amblyopia in astigmatic students documented with computer generated stimuli on commercial displays

Tina K. Leonard-Green; Howard P. Apple; Deborah Apple; Mabel Crescioni; Joseph M. Miller; John Daniel Twelker; Amy L. Davis; Irene Campus; Erin M. Harvey


Investigative Ophthalmology & Visual Science | 2014

Accommodation patterns in astigmatic children during visual task performance.

Erin M. Harvey; Joseph M. Miller; Howard P. Apple; Pavan Parashar; Deborah Apple; John Daniel Twelker; Mabel Crescioni; Tina K. Leonard-Green; Amy L. Davis


Investigative Ophthalmology & Visual Science | 2014

Native American schoolchildren tend to emmetropize to the spherical equivalent, regardless of level of astigmatism

John Daniel Twelker; Joseph M. Miller; Erin M. Harvey


Investigative Ophthalmology & Visual Science | 2014

Rasch Analysis of the Convergence Insufficiency Symptom Survey (CISS) Used to Assess Symptom Reduction with Spectacle Correction Among Students

Mabel Crescioni; Terri L. Warholak; John Daniel Twelker; Joseph M. Miller; Amy L. Davis; Erin M. Harvey

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