Fig. 4From: Knowledge about stem cell sources and obstacles in donation of bone marrow and peripheral blood stem cells: a cross-sectional survey from Ha’il city to track the prospects of regenerative medicine in Saudi ArabiaRespondents were inquired about reasons for non-registration with stem cell donor registry. Figure 4 shows the percentage of participants who reported the above-mentioned reasons for non-registration with stem cell donor agencies (n = 1319)Back to article page