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Page 26 of 32 Zhao et al. Soft Sci 2024;4:18 https://dx.doi.org/10.20517/ss.2024.04

DECLARATIONS
Authors’ contributions
Initiated the reviewing idea and outlined the manuscript structure: Zhao G, Liu Y, Yu X
Conducted the literature review and wrote the manuscript: Zhao G, Li Z
Involved in the discussion and revised the manuscript: Huang X, Zhang Q
Supervision, review and editing, project administration: Yu X

Availability of data and materials
Not applicable.

Financial support and sponsorship
This work was supported by the National Natural Science Foundation of China (Grant No. 62122002), City
University of Hong Kong (Grant Nos. 9667221, 9678274, and 9610444), InnoHK Project on Project 2.2 - AI-
based 3D ultrasound imaging algorithm at Hong Kong Centre for Cerebro-Cardiovascular Health
Engineering (COCHE), the Research Grants Council of the Hong Kong Special Administrative Region
(Grant No. RFS2324-1S03), and Shenzhen Science and Technology Innovation Commission (Grant No.
SGDX20220530111401011).

Conflicts of interest
Yu X is an Editorial Board Member of the journal Soft Science, while the other authors have declared that
they have no conflicts of interest.

Ethical approval and consent to participate
Figures 3A, 3C, 3D, 4A, 4E, 5B, 5D, 6B, 6F, 7A, 7C, 7E, 7F, 8E, 9E, 9F, 12A and 12B are cited from the
researches in refs [16,47,49,52,54,55,60-62,69,76,104,108,111,139,149] respectively. The citations include images that depict specific
body parts of the participants in the experiment, aiming to present the research results and experimental
methods in a more intuitive manner. Strict measures have been taken during the production of these
illustrations to ensure the privacy of the participants is safeguarded. The original images have undergone
rigorous review to uphold privacy standards.

Consent for publication
Not applicable.

Copyright
© The Author(s) 2024.

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