From these researches, we found that they benefit to public health. However the medical and public
health in Thailand is based on the assumption that
fundamental of public health is the heart of public
health development. The important goal is population which can take care themselves, and they can
learn and understand self-care, disease protection,
and healing. However, there are not enough staffs
of health for giving advice to population so this is an
important problem for country development. From
study we found almost diagnosis that is performed in
history taking to chief complaint and symptoms. So
this research presents design and development of the
medical knowledge-based system. It is an alternative way to support public health of country, and this
system help to create the medical knowledge-based
system