Results 181 to 190 of about 793,803 (212)

Observational Methods

1982
Donald P. Hartmann, David D. Wood
openaire   +1 more source

Relation between consumption of sugar-sweetened drinks and childhood obesity: a prospective, observational analysis

Lancet, The, 2001
David S Ludwig, Karen E Peterson
exaly  

Observation Method

2017
openaire   +1 more source

Observational Method

2018
openaire   +1 more source

Observation Methods

2012
openaire   +1 more source

Effect of lipid-lowering therapy on early mortality after acute coronary syndromes: an observational study

Lancet, The, 2001
Matthew T Roe, A Michael Lincoff, Robert M Califf   +2 more
exaly  

Antiretroviral therapy to prevent HIV transmission in serodiscordant couples in China (2003–11): a national observational cohort study

Lancet, The, 2013
Fujie Zhang, Yuhua Ruan, Wei Guo
exaly  

The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) Statement: Guidelines for reporting observational studies

International Journal of Surgery, 2014
Erik von Elm, Matthias Egger, Stuart J Pocock   +2 more
exaly  

Observational Method

Wang Jisheng, Zhang Kan
openaire   +2 more sources

Early assessment of cancer outcomes in New York City firefighters after the 9/11 attacks: an observational cohort study

Lancet, The, 2011
Rachel Zeig-Owens, Mayris P Webber, David J Prezant   +2 more
exaly