About the Authors

Somphone Phanthavong

Roles Conceptualization, Investigation, Writing – review & editing

Affiliations Dental Division, Setthathirath Hospital, Vientiane, Lao PDR, Faculty of Dentistry, University of Health Sciences, Vientiane, Lao PDR

Daisuke Nonaka

Roles Conceptualization, Formal analysis, Writing – original draft

nonakad@med.u-ryukyu.ac.jp

Affiliation School of Health Sciences, Faculty of Medicine, University of the Ryukyus, Okinawa, Japan

Thongsavanh Phonaphone

Roles Investigation

Affiliation Dental Division, Setthathirath Hospital, Vientiane, Lao PDR

Kyoko Kanda

Roles Formal analysis, Project administration, Writing – review & editing

Affiliation International Collaboration Section, General Strategic Planning Division, University of the Ryukyus, Okinawa, Japan

Phouphachanh Sombouaphan

Roles Investigation

Affiliation Dental Division, Setthathirath Hospital, Vientiane, Lao PDR

Norie Wake

Roles Conceptualization, Formal analysis, Writing – review & editing

Affiliation School of Health Sciences, Faculty of Medicine, University of the Ryukyus, Okinawa, Japan

Sangvane Sayavong

Roles Investigation

Affiliation Dental Division, Setthathirath Hospital, Vientiane, Lao PDR

Toshiyuki Nakasone

Roles Investigation, Supervision

Affiliation Department of Oral and Maxillofacial Functional Rehabilitation, Graduate School of Medicine, Okinawa, University of the Ryukyus, Japan

Khampe Phongsavath

Roles Conceptualization, Supervision

Affiliation Dental Division, Setthathirath Hospital, Vientiane, Lao PDR

Akira Arasaki

Roles Investigation, Supervision

Affiliation Department of Oral and Maxillofacial Functional Rehabilitation, Graduate School of Medicine, Okinawa, University of the Ryukyus, Japan

Competing Interests

The authors have declared that no competing interests exist.