Found 5 matching trials
Recruit Blood Donors Via SMS During Epidemic of COVID-19 #Second Repeat Trial#
NAThe fight against the spread of the 2019-nCoV epidemic has achieved some su...
Location
Guangzhou Blood Center
Recruit Blood Donors Via SMS During Epidemic of COVID-19 (Repeat Trial)
NAThe fight against the spread of the 2019-nCoV epidemic has achieved some su...
Location
Guangzhou Blood Center
The Effect of Message Framing on Blood Donation-Study 1
NARh negative blood group is a rare blood group in China, as it only accounts...
Location
Guangzhou Blood Center
Reactivation of Inactive Blood Donors
NABlood donor retention is a critical strategy to ensure the safety and suffi...
Location
Guangzhou Blood Center
Recruit Blood Donors Via SMS During Epidemic of COVID-19
NAThe fight against the spread of the 2019-nCoV epidemic has achieved some su...
Location
Guangzhou Blood Center