R. G. 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 16,707x

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 9,344x

4. 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

5. Integrative analysis of 111 reference human epigenomes

   · 2015 · cited 6,209x

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Wikidata facts

Image

R. G. Armstrong in T.H.E. Cat.jpg

Number of children

4

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