Fig. 1
From: Neonatal hypoxic-ischemic encephalopathy diagnosis and treatment: a National Survey in China
Geographic distribution of survey respondents. A grayscale map of China was divided into five levels depends on population density. The fractions represented the number of hospitals that participated in the survey (denominator) and the number of surveyed hospitals that performed hypothermia treatment (numerator) in each province. The map depicted in Fig. 1 is my own and it was not taken from another source