Providing temporary use of on-line non-downloadable software for accessing, reading, verifying, and tracking information in the field of medical records; Providing temporary use of on-line non-downloadable software for healthcare-related credentialing, namely, tracking of information in the field of verification of physical and wellness examinations, fitness for travel, recreational, or occupational pursuits, immunizations, and vaccinations; Software as a service (SaaS) providing analysis and information in the area of travel safety in the presence of contagious diseases and assisting in the management of varying regulatory requirements regarding international travel