คำนิยม

FOREWORD

FOREWORD

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Foreword

Foreword

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Foreword

Foreword

Dr. Apichart Prasitnarit

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Foreword

Foreword

Professor Dr. Kriengsak Chareonwongsak

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Foreword

Foreword

Dr.Sopon Pornchokchai

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Foreword

Foreword

Professor Rawat Chamchalerm

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