Cleopas BC, Onwuchekwa FC. Impact of chemistry teachers’ qualification and years of experience on academic performance of secondary school chemistry students in Ogbia local government area Bayelsa state. 2641-0230 [Internet]. 2024 Jul. 31 [cited 2025 May 7];6(1):62-7. Available from: http://www.learning-gate.org/index.php/2641-0230/article/view/1133