R J Hardy

发表

Prognostic factors in the natural course of retinopathy of prematurity. The Cryotherapy for Retinopathy of Prematurity Cooperative Group.

D B Schaffer, J. Flynn, E. Palmer, 1993, Ophthalmology.

The standardized mortality ratio and life expectancy.

R. Hardy, C. Wen, S. Tsai, 1992, American journal of epidemiology.

An illness-death process with time-dependent covariates.

A S Kapadia, Y K Chiang, R. Hardy, 1989, Biometrics.

Air pollution and lung cancer mortality in Harris County, Texas, 1979-1981.

S P Cooper, P A Buffler, R. Hardy, 1988, American journal of epidemiology.

A stepwise variable selection procedure for nonlinear regression models.

T R Holford, P. Peduzzi, T. Holford, 1980, Biometrics.

Statistical analysis of the standardized mortality ratio and life expectancy.

R. Hardy, D. Lai, S. Tsai, 1996, American journal of epidemiology.

Lack of efficacy of light reduction in preventing retinopathy of prematurity. Light Reduction in Retinopathy of Prematurity (LIGHT-ROP) Cooperative Group.

A R Fielder, R. Hardy, R. Spencer, 1998, The New England journal of medicine.

Statistical considerations in terminating randomization in the Multicenter Trial of Cryotherapy for Retinopathy of Prematurity. Cryotherapy for Retinopathy of Prematurity Cooperative Group.

E. Palmer, R. Hardy, B. Tung, 1991, Controlled clinical trials.

The multicenter study of Early Treatment for Retinopathy of Prematurity (ETROP).

R. Hardy, W. Good, R J Hardy, 2001, Ophthalmology.