*2.1.4 Learnings*

	- It is critical to prepare health care professionals to build resilience in their interactions with patients and other stakeholders [12]
	- The central learning from Covid-19 is to diversify production, sourcing, and logistics whenever and however required such that external shocks cannot disrupt the supply chain [6].
	- We also found evidence that centralized procurement and tendering can achieve direct cost savings, while supply chain management program can reduce drug stock outs and increase drug availability for populations [34].
	- Designing an appropriate pharmaceutical supply chain network for prepositioning and distributing drugs at post-disaster plays an important role in decreasing the response time and the number of casualties.
	- Pre-positioning of emergency supplies belongs to the preparedness phase of a disaster that brings about some advantages for the Humanitarian organizations [22].

higher than that of any other previous major outbreaks such as 2003 SARS and 2009 H1N1 [21, 36–38].
