The phrase "ascertain relationships between" is correct and usable in written English.
It can be used when discussing the process of discovering or determining connections or associations among different entities or variables.
Example: "The study aims to ascertain relationships between social media usage and mental health outcomes among teenagers."
Alternatives: "determine connections between" or "identify links between".
Although this procedure has proven useful in building community phylogenies (see below), they are in many cases incompletely resolved (particular in poorly studied taxa), and therefore, by extension, may have less statistical power than more fully resolved phylogenies to ascertain relationships between functional traits, community ecology, and evolutionary history [11].
Comparative genomics provides an opportunity to ascertain relationships between gene function and location in a range of organisms [ 11].
Harbors and marinas are well known gateways for species introductions in marine environments but little work has been done to ascertain relationships between species diversity, harbor type, and geographic distance to uncover patterns of secondary spread.
IBS is often used in single nucleotide polymorphism (SNP) data to ascertain relationship between individuals in the absence of pedigree structure [10].
They would in addition, help resolve issues such as how it is possible to ascertain relationships such as those between the failure to comply with rules and the causes of accidents in ports, and help with development of the city overall.
Additional file 2 presents the protocol and the ascertained relationships.
The aim of this study was therefore to ascertain existing relationships between CD4 count and TLC and to further ascertain if TLC could be used as a surrogate marker for CD4 counts in the initiation of antiretroviral therapy in resource-limited localities in Ghana.
The second and third issues seeking to ascertain evolutionary relationships between particular organisms and the events of evolutionary history, as well as to explain how and why evolution takes place are matters of active scientific investigation.
Silencing neurons (determining necessity), and artificially triggering the same neurons (determining sufficiency) helps ascertain causal relationships between neurons and behavior.
The mechanism controlling the chemical composition of major dissolved salts in water and ascertained close relationships between aquifer lithology and water compositional chemistry was proposed by Gibbs (1970) through Gibbs diagram for major cations and anions.
