Professor Mahmuder Rahman obtained his medical degree from Dhaka University in Bangladesh and is a member of the Royal College of Physicians (United Kingdom). He was a full professor and consultant physician at Dhaka National Medical College and Hospital until 2003. Apart from his clinical and academic work, he has contributed extensively to formulating policy for affordable health services, an...

The study presents an acoustic analysis of 15 stressed short and long vowels of Dagbani with detailed formant frequency and duration characteristics of the vowels produced in the open monosyllabic (CV) phonetic context by 15 male and 15 female speakers of Nanuni, Nayahili, and Tomosili dialects of Dagbani. The aim of the study was to provide an acoustic evidence of vowel quality in Dagbani thro...