John,W

Institution: Scientific Services Laboratories: Chemical Sciences, Engineering & Scientific Services Division, Umgeni Water, P O Box 9, Pietermaritzburg 3200, KwaZulu-Natal, South Africa

Top Collaborators: Manickum T

Research Interests: Water, Bioassay, Efficiency, Elisa, Environment, Enzyme-linked Immunosorbent Assay, Estradiol, Estriol, Estrogen, Estrogens, Estrone, Health, Hormone, Hormones, Human, Methods, Progesterone, Risk, Risk Assessment, Sludge