42 Providing on-line non-downloadable software that enables queries of a healthcare database for the purpose of retrieving health information and data; Providing on-line non-downloadable software for use in the collection, aggregation, analysis, and visualization of health information and data; Providing on-line non-downloadable software for accessing a database of information relating to diagnosis, medication and treatment of various medical conditions; Providing on-line non-downloadable software for use in medical decision-making; Providing medical and scientific research information in the field of pharmaceuticals and clinical trials; Providing medical and scientific research information to patients, healthcare providers and medical researchers