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Note 14 - Segment Reporting and Geographic Information (Tables)

3 Months Ended

Mar. 31, 2025

Notes Tables

Segment, Reconciliation of Other Items from Segments to Consolidated [Table Text Block]

		For three months ended March 31,
		2024				2025
		$				$
		(unaudited)				(unaudited)
Clinical and pre-clinical expenses			78				115
Patent expenses			259				166
Personnel costs			1,037				1,088
Professional services			318				956
Other operational expenses			363				285
Other segment items			25				(26	)
Segment net loss			2,080				2,584
Reconciliation of net loss:
Net loss (income) from discontinued operations			1,208				(3,754	)
Consolidated net loss (income)			3,288				(1,170	)

Long-Lived Assets by Geographic Areas [Table Text Block]

		As of
		December 31, 2024				March 31, 2025
		$				$
Property and equipment, net:						(unaudited)
PRC			34				28
U.S.			205				193
Total			239				221

X

- Definition

Tabular disclosure of long-lived assets, excluding financial instruments, long-term customer relationships of a financial institution, mortgage rights, deferred policy acquisition costs, and deferred tax assets, by geographic areas located in the entity's country of domicile and foreign countries in which the entity holds assets.

+ References

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-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 41
-Subparagraph (b)
-Publisher FASB
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+ References

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-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
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-Publisher FASB
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