Cover at least 2 relevant individuals/institutions/events (your bullet points!). To get to the top of L3 and L4, you need to include extra information
Point - Jenner, government, Koch, Pasteur, Inoculation
Evidence - details? Date, events, terms relevant?
Explain - why does the evidence change medicine?
Link - analyse the extent of the change
Next Point - ??
Conclusion - why was there change? When was there change? Biggest contributing factor?
Things to look out for:
Good paragraph structure
Detailed, accurate evidence
Explanation of impact of evidence
Analysis to show judgement of factor
Links between different factors
Simple statements. Little explanation
Simple explanation. Perhaps inaccuracies
Analysis of impact of bullet points. Accurate info
New information analysed and detailed. Links between factors