1. Need
1.1. Information
1.1.1. Patient
1.1.1.1. Name
1.1.1.2. Age
1.1.1.3. Sex
1.1.1.4. Diagnosis
1.1.1.5. Prescription
1.1.2. Provider
1.1.2.1. Doctor
1.1.2.2. Nurse
1.1.2.3. Pharmacist
1.1.2.4. Midwife/BHW
1.1.3. Service
1.1.3.1. Check-up
1.1.3.2. Dispensing
1.1.3.3. Counseling
1.1.3.4. Drug Administration
1.1.4. Location
1.1.4.1. Hospital
1.1.4.2. Healthcare Facility
1.1.5. Time
1.1.5.1. Date
2. Elements
2.1. System Quality
2.2. Information Quality
2.3. Service Quality
2.4. Intention to use
2.5. Use
2.6. User Satisfaction
2.7. Net benefits
2.7.1. Individual Impact
2.7.2. Organizational Impact
3. Use
3.1. Decision-making
3.1.1. Resource allocation
3.1.2. Institution of interventions
3.1.3. Health Policy Development
3.1.3.1. Local
3.1.3.2. National
3.1.4. HIS Development
3.1.4.1. Principles
3.1.4.2. Processes
3.1.4.2.1. Leadership, coordination, and assessment
3.1.4.2.2. Priority-setting and planning
3.1.4.2.3. Implementation
3.1.4.3. Tools
3.1.4.4. Standards
3.1.4.4.1. HIS resources
3.1.4.4.2. Indicators
3.1.4.4.3. Data sources
3.1.4.4.4. Data management
3.1.4.4.5. Information products
3.1.4.4.6. Dissemination and use
3.2. Forecasting
3.3. Identify problems
3.3.1. Reporting System
3.3.1.1. Paper-based
3.3.1.1.1. Delays
3.3.1.1.2. Data integtity
3.3.1.2. Target-based
3.3.1.2.1. Counterproductive
3.3.1.2.2. Manipulative
3.3.2. All-or-none phenomenon
3.3.3. Hierarchical Flow
3.3.4. Mixing of Good and Bad Data
3.3.5. Disintegrated and Paradoxical Vertical Programs
3.3.6. Data Cemeteries
3.3.7. Lack of Computerized HIS
3.3.7.1. no standards
3.4. System Integration
3.4.1. Financial Management
3.4.2. Inventory Management
3.4.3. Generate Health Data
3.4.3.1. Health Statistics Report
3.4.4. Personnel Management
4. Fields
4.1. Electronic Medical Record
4.2. Electronic Health Record
4.3. Patient Health Record
4.4. Telemedicine
4.4.1. Access to healthcare
4.5. Telehealth
4.6. Health Informatics
4.7. Consumer Health Informatics
4.8. E-learning
4.8.1. Data sharing
4.8.1.1. Hospitals
4.8.1.1.1. Public
4.8.1.1.2. Private
4.8.1.2. Academe
4.8.1.3. Research
4.8.1.4. Professional Organizations
4.8.1.5. Government
4.8.1.5.1. PHIC
4.8.1.5.2. DOH
4.8.1.5.3. RHU