Are you still claiming it was 30-50 people killed in the Al-Ahli Arab Hospital explosion?
Here are various estimates of the number of dead from that incident.
Gaza Health Ministry: 471
Director of the nearby al-Shifa Hospital: 250
American Friends of the Episcopal Diocese of Jerusalem: 200
US intelligence agencies: 100 to 300 people, and that the actual number was likely on the low end of that range