The phrase "a Canadian study showed" is correct and usable in written English.
It can be used when referencing findings or results from research conducted in Canada.
Example: "A Canadian study showed that regular exercise significantly improves mental health among adolescents."
Alternatives: "research from Canada indicated" or "a study conducted in Canada revealed".
A Canadian study showed no influence of transport times on hospital mortality [23].
A Canadian study showed that despite fingolimod having a greater reduction in the annual relapse rate, it has the same net health benefit as treatment with interferon beta-1b [21].
Spring planting means that many nests of this early breeding duck are destroyed by farming activities, and a Canadian study showed that more than half of the surveyed nests were destroyed by agricultural work such as ploughing and harrowing.
A Canadian study showed a 25% reduction in diabetics' mortality between 1995 and 2005 [ 15].
A Canadian study showed that patients with IBD and Irritable Bowel Syndrom (IBS) used diet as a behavioural factor to control and minimize their symptoms [ 60].
A Canadian study showed that the use of recommendation lists based on a controlled replacement model led to poorer patient contacts, increased stress for doctors and increased the frequency of contacts with the healthcare system [ 30].
However, a Canadian study shows the social per-user costs of alcohol to be eight times greater and tobacco to be 40 times greater than the costs of a cannabis consumer.
However, a further Canadian study showed a similar association between BMI and type 2 diabetes risk in South Asians and whites, though the association in Chinese Asians was considerably steeper (30).
A large Canadian study showed a significantly increased risk of death for patients admitted during weekends with several acute diagnoses, including ruptured abdominal aortic aneurysm, acute epi-glotitis, and pulmonary embolism [ 6].
"A recent Canadian study showed the connection between treadmill desks and improved memory and concentration," he says.
The results of a recent Canadian study showed that 57.3% of women received epidural analgesia, about 90.8% EFM, and 44% induction of labor [ 1, 2].
