Impact of the COVID-19 pandemic on clinical research activities: Survey of study participants and health care workers participating in a hypertension trial in Vietnam.
Hoa L NguyenOanh T TranDuc A HaVan H PhanCuc T NguyenGiang H NguyenThang T NguyenGermán ChiribogaRobert J GoldbergJeroan J AllisonPublished in: PloS one (2021)
ClinicalTrials.gov. Registration number: https://clinicaltrials.gov/ct2/show/NCT03590691 (registration date July 17, 2018).