Between 1999 and 2025 (as of ****), nearly * clinical trials conducted in China had fewer than 100 participants. Of the clinical trials conducted in the country during this time period, *** had more than *** thousand participants.
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WHO. (November 30, 2025). Number of clinical trials conducted in selected countries in the Asia-Pacific region between 1999 and 2025, by participant size range [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 03, 2026, from /statistics/1446628/apac-share-of-clinical-trials-by-country-and-participants/
WHO. "Number of clinical trials conducted in selected countries in the Asia-Pacific region between 1999 and 2025, by participant size range." Chart. November 30, 2025. ÌÇÐÄÆƽâ°æ. Accessed August 03, 2026. /statistics/1446628/apac-share-of-clinical-trials-by-country-and-participants/
WHO. (2025). Number of clinical trials conducted in selected countries in the Asia-Pacific region between 1999 and 2025, by participant size range. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 03, 2026. /statistics/1446628/apac-share-of-clinical-trials-by-country-and-participants/
WHO. "Number of Clinical Trials Conducted in Selected Countries in The Asia-pacific Region between 1999 and 2025, by Participant Size Range." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Nov 2025, /statistics/1446628/apac-share-of-clinical-trials-by-country-and-participants/
WHO, Number of clinical trials conducted in selected countries in the Asia-Pacific region between 1999 and 2025, by participant size range ÌÇÐÄÆƽâ°æ, /statistics/1446628/apac-share-of-clinical-trials-by-country-and-participants/ (last visited August 03, 2026)
Number of clinical trials conducted in selected countries in the Asia-Pacific region between 1999 and 2025, by participant size range [Graph], WHO, November 30, 2025. [Online]. Available: /statistics/1446628/apac-share-of-clinical-trials-by-country-and-participants/
