Search Results - "Barr, J.T."

Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study: Methods and findings to date by Wagner, H, Barr, J.T, Zadnik, K

“…Abstract Purpose To describe baseline and longitudinal findings of the Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study. Methods The CLEK…”
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Estimation of the incidence and factors predictive of corneal scarring in the collaborative longitudinal evaluation of keratoconus (CLEK) study by Barr, J.T., Wilson, B.S., Gordon, M.O., Rah, M.J., Riley, C., Kollbaum, P.S., Zadnik, K.

“…Baseline factors predictive of incident corneal scarring included corneal curvature of greater than 52 D (odd ratio (OR) = 4.79; 95% confidence interval (CI),…”
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A14 Recruitment for a large-scale clinical study via the internet by Zadnik, K., Bullimore, M.A., Barr, J.T., Gordon, M.O., Edrington, T.B.

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What is the risk? by Barr, J T

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Design and interpretation of bioassays for carcinogenicity by Barr, J T

“…A description is presented of the difficulties often met in developing meaningful scientific discussions regarding regulatory policy, with examples. In…”
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Gas Titrations by Katz, Sidney, Barr, J. T

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