The phrase "at two institutes" is correct and usable in written English.
You can use it when referring to a location or affiliation with two different educational or research institutions.
Example: "She has conducted her research at two institutes, gaining valuable experience in her field."
Alternatives: "at two organizations" or "at two establishments".
Radiographic images were obtained applying standard techniques at two institutes (EMCO Private Hospital, Radiology Institute Dr. Doringer).
All patients in group L were operated on by the senior author, at two institutes between 2000 and 2005.
Frozen (n = 205) and formalin-fixed paraffin-embedded (FFPE) tissue (n = 168) tumor samples were collected from stage 1-2B consecutively diagnosed BC patients who underwent lumpectomy or mastectomy with an axillary staging procedure between 1992 and 2010 at two institutes [NorthShore University HealthSystem (n = 275) and Fox Chase Cancer Center (n = 98)] in the United States of America.
Tumor samples were collected from stage 1-2B consecutively diagnosed BC patients (n = 373) who underwent lumpectomy or mastectomy with an axillary staging procedure between 1992 and 2010 at two institutes (NorthShore University HealthSystem and Fox Chase Cancer Center) in the United States of America, with a median follow-up time of 9.5 years.
So Kirsch and colleagues at four institutes in the U.S. and Canada plowed through the same data again, this time hunting for a link between severity of depression and drug efficacy.
So radio astronomers at eight institutes in Australia, Canada, China, India, the Netherlands, and the United States want to get 75 times more surface area than the VLA by building a Square Kilometer Array Interferometer (SKAI) for an estimated $150 million.
At six institutes that received the lion's share of AIDS funding, the portion of reviewed grant proposals that were funded was generally 4 to 5 percentage points higher for AIDS grants than for all grants.
\nAn active believer in young people's involvement in the political process, Wright is a former professional adviser to the Tennessee Federation of College Democrat and has guest lectured on strategic communications and political communications at five institutes of higher learning in Tennessee, Arkansas and South Carolina.
Twenty-one patients were enrolled from December 2010 to September 2012 at six institutes.
This single-arm, phase II clinical trial recruited patients at nine institutes in north-eastern Japan.
From December 2010 to September 2012, 21 patients with stage IIIB/IV or recurrent non-squamous NSCLC were enrolled at six institutes.
