Warwick Armstrong

Recent publications · Crossref

5 total works indexed

1. AN EXAMINATION OF THE DEGTJAREFF METHOD FOR DETERMINING SOIL ORGANIC MATTER, AND A PROPOSED MODIFICATION OF THE CHROMIC ACID TITRATION METHOD

   · 1934 · cited 16,705x

2. Recommendations for Cardiac Chamber Quantification by Echocardiography in Adults: An Update from the American Society of Echocardiography and the European Association of Cardiovascular Imaging

   · 2015 · cited 11,580x

3. Estimating Nonresponse Bias in Mail Surveys

   · 1977 · cited 9,343x

4. A comparative risk assessment of burden of disease and injury attributable to 67 risk factors and risk factor clusters in 21 regions, 1990–2010: a systematic analysis for the Global Burden of Disease Study 2010

   · 2012 · cited 9,223x

5. Recommendations for Cardiac Chamber Quantification by Echocardiography in Adults: An Update from the American Society of Echocardiography and the European Association of Cardiovascular Imaging

   · 2015 · cited 6,721x

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