The phrase "a straightforward evidence" is not correct in English.
The correct form would be "straightforward evidence" without the article "a." You can use the phrase "straightforward evidence" when referring to clear and direct proof or information that supports a claim or argument.
Example: "The study provided straightforward evidence that the new treatment was effective in reducing symptoms."
Alternatives: "clear evidence" or "direct evidence."
Professor Alan Maryon-Davies, from Alcohol Research UK, says: "People need a straightforward, evidence-based message, and it should not be beyond the wit of government to come up with a campaign to bang home that message".
The mean trajectory of each class demonstrated a reasonable level of concordance with individual patient trajectories and provided straightforward evidence supporting the four-trajectory solution.
This manuscript presents straightforward evidence in support of new RAS-like (cpRAS) domain with a distinct order of conserved GTPase motifs distinct from what has been claimed as the only possible arrangement found in YRG family of proteins.
A rabbit model established by the group of Napoli and Palinski provided the first straightforward evidence on the pivotal role of maternal hypercholesterolemia in atherosclerosis in the offspring [ 11].
Adonis added: "The provision for contingencies is now 50% of the £28bn cost – straightforward evidence of very poor project management on the part of HS2 and ministers, and an open invitation to massive overspending and to very lax cost control".
"There are two bits of evidence, actual straightforward evidence, that Jeremy Hunt was not impartial, he was meddling before he even took over the bid and was on the side of the Murdochs.
She said: "There are two bits of evidence, actual straightforward evidence, that Jeremy Hunt was not impartial, he was meddling before he even took over the bid and was on the side of the Murdochs.
This latter property provides straightforward evidence of the innate fluorescence of the trapped macrocycles.
In contrast, the analytical approach and criteria used here also identified patterns reflecting the signal of population divergence, but without straightforward evidence for independent evolution.
