SEARCH Articles Figures Tables Approximate Molecular Orbital Theory for 4-Electron 3-Centre Bonding Units Australian Centre for International Australian Centre for International Agricultural Research CCINFO MSDS Series - Canadian Centre for Occupational CCINFO MSDS Series - Canadian Centre for Occupational Health and Safety CENTRE FOR ENVIRONMENTAL Canadian Centre for Occupational Canadian Centre for Occupational Health Canadian Centre for Occupational Health Safety Canadian Centre for Occupational Health and Canadian Centre for Occupational Health and Safety Canadian Centre for Occupational Safety Centre for Addiction and Mental Centre for Addiction and Mental Health Centre for Adverse Reactions Monitoring Centre for Disease Prevention and Centre for Disease Prevention and Control Centre for Emergency Centre for Emergency Preparedness and Centre for Evidence Based Centre for Evidence Based Medicine Centre for Food Safety and Applied Nutrition Centre for Infections Centre for Medicines Research Centre for Occupational Health and Safety Centre for Process Integration Centre for Radiation Chemical Centre for Radiation Chemical and Environmental Centre for Standards Cooperative Research Centre for Advanced Cooperative Research Centre for Advanced Composite Structures Cooperative Research Centre for Viticulture Delocalized Molecular Orbital Theory for 4-Electron 3-Centre Bonding Units European Centre for Ecotoxicology European Centre for Ecotoxicology and European Centre for Ecotoxicology and Toxicology European Centre for Ecotoxicology and Toxicology of Chemicals European Centre for Ecotoxicology and Toxicology of Chemicals ECETOC) European Centre for Medium-Range Weather European Centre for Medium-Range Weather Forecasts European Centre for Validation European Centre for the Validation European Centre for the Validation Alternative Methods European Centre for the Validation of Alternative European Centre for the Validation of Alternative Methods European Centre for the Validation of Alternative Methods ECVAM) European Monitoring Centre for European Monitoring Centre for Drugs European monitoring centre for drugs and European monitoring centre for drugs and drug European monitoring centre for drugs and drug addiction Finnish Centre for Radiation and Finnish Centre for Radiation and Nuclear Safety Geneva International Centre for Humanitarian Geneva International Centre for Humanitarian Demining Hadley Centre for Climate Prediction Homi Bhabha Centre for Science Education International Centre for Diffraction International Centre for Diffraction Data International Centre for Diffraction Data ICDD) International Centre for Pesticide International Centre for Pesticide Safety International Centre for Science and High International Centre for Science and High Technology of UNIDO, National Centre for Biotechnology National Centre for Biotechnology Information National Centre for Toxic and National Centre for Toxic and Persistent Substances Notations for Centres and Optical Transitions Rationale for multi-centre trials Research Centre for Economics and Research Centre for Economics and Health