Ernest Armstrong

Person · Open Library

Works

1

via Open Library + Wikidata

Music · MusicBrainz

Type

Person

Country

US

Active from

1901-08-04

Active to

1971-07-06

via MusicBrainz · CC0

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 16,646x

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 11,554x

3. Estimating Nonresponse Bias in Mail Surveys