Free research resources

By Dr. Rafiq Muhammad, MD, PhD · Updated November 2026

Free, source-checked guides for master's and PhD students and clinicians, each with a printable PDF you can download without giving an email address.

• Viva questions (54)
  54 common viva questions by group, what examiners look for, and a printable answer-plan bank.
• PRISMA flow diagram numbers
  How to count each PRISMA 2020 box, the arithmetic checks, and a fill-in worksheet.
• Statistical analysis plan template
  A 16-section SAP outline for theses with assumption checks and a deviations log.
• Content validity index (CVI)
  I-CVI, S-CVI and modified kappa formulas, Lynn's cut-offs, and a worked example.
• IPA analysis steps
  The seven IPA steps with 2022 terminology, an illustrative example and a checklist.
• CARE case report checklist
  What the CARE guideline asks, timeline, consent and de-identification, and a self-check.