The phrase "before providing the samples" is correct and usable in written English.
You can use it to indicate that something should happen before supplying or offering an example. For example, "The teacher explained the concept before providing the samples."
Given the large number of cases considered and the medical instruction to maintain 2 5 days of abstinence before providing the sample used for analysis, we do not believe that this result is due to chance.
However, this setting also poses some confounding factors, including fairly small group sizes, receipt of other simultaneous vaccines at the same visit, and the fact that some of the participants visited Asia before providing the postvaccination sample.
In this study, all participants were asked to rest for 1 h before the breath sampling and did not perform heavy physical exercise 24 h before providing the breath sample, to minimise the effect of physical exercise on the blood and, hence, on the exhaled breath.
All patients received a doctor request for 3 5 days of abstinence before providing the semen sample used for evaluation and fertilization.
All participating subjects signed informed consent before providing blood samples.
Volunteers enrolled in the study had not taken probiotics or prebiotics in any form in the previous two weeks, and had not received any antibiotics within 4 weeks before providing their samples.
Although participants were instructed to fast overnight before providing blood samples, it could not be objectively confirmed that they did so, and glucose can vary significantly in the nonfasting state.
All patients and healthy volunteers provided informed consent in accordance with the Declaration of Helsinki, before providing samples.
