The phrase "collected from different countries" is correct and usable in written English.
You can use it to describe items that have been gathered from a variety of different nations. For example, "The museum houses a fascinating collection of artifacts collected from different countries around the world."
This new RT-PCR method was evaluated in two laboratories using RNA extracted from 134 clinical samples collected from different countries and representing a range of topotypes and lineages within each of the seven FMDV serotypes.
oryzae (Xoo) strains collected from different countries around the world.
Although Vernon Ahmadjian corroborated the presence of clamp connections in the species when he studied the species' cytology in 1967, other researchers did not find clamp connections in specimens collected from different countries.
To obtain a large genetic pool, seeds were collected from different countries and ecological conditions.
The families were collected from different countries (UK, Netherlands, France, USA, Germany, Denmark and Greece) and were predominantly Caucasian (92.5%).
To obtain a large and diverse genetic pool, seeds were collected from different countries and ecological conditions.
Number of herbarium specimens of African Oryza collected from different African countries.
Data collected from different European countries reported by EFSA (2008) covered overall 325 food supplement products.
The following questions are collected from different Muslim women from different countries and nationalities, such as Palestine, South Africa, Sudan, Colombia, Saudi Arabia, and United Kingdom, who are gracefully sharing them with me and you.
In this perspective, we assessed the intra- and inter-population genetic diversity of 32 individuals collected from different North European countries.
Since last year, I have been collecting coins from different countries.
