Antimicrobial Activity of 2-((2- Hydroxybenzylidene) Amino) Nicotinic Acid and Its Cobalt (II) Complexes Synthesized from OPhenylenediamine and 5-Nitrosalisaldehyde. (2021). CaJoST, 3(2), 139-151. https://doi.org/10.4314/cajost.v3i2.93