Participants received a detailed explanation of the procedures and signed an informed consent declaration before data collection occurred.
The policy of the Helsinki Declaration was followed throughout the data collection and analyses.
The study protocol is approved by the Medical Ethics Committee of University Medical Centre Utrecht, in accordance with the Helsinki declaration, before the start of data collection.
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The Helsinki Declaration was followed during both the data collection and data analysis phases [ 19].
The study was approved by the educational advisory board of the Radboud university medical center, and we adhered to the Declaration of Helsinki during the study design, data collection and data analysis.
Recruitment and data collection were conducted according to the Declaration of Helsinki.
Data collection procedures were consistent with the Declaration of Helsinki [ 46].
Students were asked to read an informed consent form stating the general objectives of the study and data collection methods, in agreement with the Declaration of Helsinki.
All data collection was compliant with the Helsinki declaration and good clinical practise; ethical approval was not required by the St . Vincents University Hospital Research Ethics committee.
The Amsterdam Cohort Studies are conducted in accordance with the ethical principles set out in the declaration of Helsinki and written consent was obtained prior to data collection.
