Richard A. Armstrong

An evaluation of ocean color model estimates of marine primary productivity in coastal and pelagic regions across the globe

V. S. Saba, Marjorie A. M. Friedrichs, David Antoine et al. · Biogeosciences · 2011 · 224 citations · Full text

Natural Sciences, Earth Sciences, Oceanography +13

Sample size estimation and statistical power analyses

Bhavna Prajapati, Mark Dunne, Richard A. Armstrong · 2010 · 195 citations

Public Health, Biostatistics, Optometry +17

Visual function and subjective quality of life compared in subjects with acquired macular disease.

Charlotte A. Hazel, Richard A. Armstrong, Michael Benson et al. · PubMed · 2000 · 190 citations

Medicine, Ophthalmology, Vision Science +17

Visual Symptoms in Parkinson's Disease

Richard A. Armstrong · Parkinson s Disease · 2011 · 182 citations · Full text

Medicine, Neurology, Neuroscience +16

The molecular biology of senile plaques and neurofibrillary tangles in Alzheimer's disease.

Richard A. Armstrong · PubMed · 2009 · 156 citations · Full text

Life Sciences, Molecular Biology, Neuroscience +15