To study the associations between the periconceptional maternal biomarkers of one-carbon metabolism and embryonic growth.
We performed spatial analyses and multivariate regressions to study the associations between social and landscape data.
To study the associations between self-reported psychological stress, semen quality, and serum reproductive hormones among young Danish men.
To study the associations between long-term and short-term use of topical β-blockers and mortality.
To study the associations between a wide range of parental psychiatric disorders and offspring attention-deficit/hyperactivity disorder (ADHD).
Here we provide a plausible breakdown of global agricultural and nutrient production by farm size, and also study the associations between farm size, agricultural diversity, and nutrient production.
Objective To study the associations between low maternal age at first birth and the risks of very and moderately preterm birth, in first birth and in second successive birth in adulthood.
To study the associations between registered nurses' (RNs) perception of the patient safety culture (safety culture) and burnout and sense of coherence, and to compare the burnout and sense of coherence in restructured and not restructured intensive care units (ICUs).
AIM: To study the associations between lysyl oxidase-like 1 (LOXL1) polymorphisms and primary open angle glaucoma (POAG) remain inconsistent.
In order to study the associations between mating preferences and partner's characteristics, we used linear models (see methods).
The cohort was designed to have a wide range of exposures in order to study the associations between health and lifestyle factors, especially diet.
