The Thai Clinical Trials Registry (TCTR) records trials in Thailand since 2009.
It has been operated by Clinical Research Collaboration Network (CRCN) and now the Medical Research Network, an organization under the Medical Research Foundation, which is a non-profit organisation.
The Basic and Advanced search option can be accessed here. Records can also be searched via ICTRP.
Default operator Phrase searching
Boolean operators AND, OR
Phrase searching breast cancer
Nesting No
Truncation No
Field tags Fielded searching is available in the Advanced Search option.
Hyphens Unclear
Help pages Search manual
Example breast AND cancer
Saved searches No
Export tagged XML, PDF
Updated 13 April 2023