Abstracts on original scientific work are invited. Research and clinical topics include development, implementation and application of novel beam modalities, treatment techniques, dose calculation and measurements, imaging systems and quality assurance programs. Research findings and clinical reports on radiobiological studies, treatment assessment and outcome analysis are welcome. Oral presentations are limited to 10 minutes including discussion. The length of an abstract is limited to 250 words including formulae. No graphs, figures, tables or images are allowed in the abstract text. Please send submissions via email, as text in the email message, or as an attached MS Word file, to Dr. Maria Chan (firstname.lastname@example.org), with a copy to Dr. C-M Charlie Ma (email@example.com). Taiwan participants please contact Chien-yi Yeh (firstname.lastname@example.org) by email or following the instructions in the Meeting Announcement distributed by email. Please include the names of the authors, the institution, address, telephone and fax numbers, email address, and a statement that the work has not been presented at any other conference. The deadline for abstract submission is March 1, 2008. Acceptance notification will be sent via email before April 15, 2008.