Indeed , it must be mentioned that one of the authors of the survey was shot and killed on his way to work .
The circumstances that are required to produce high - quality public health statistics contrast starkly with those under which the IFHS study group worked .
IFHS must be mentioned that one of the authors of the survey was shot and killed on his way to work .
The circumstances that are required to produce high - quality public health statistics contrast starkly with those under which the IFHS study group worked .