関連ワード:
do babies have a higher pulse rate than adults do kids have a higher heart rate than adults do children have a higher heart rate than adults why do babies have a higher heart rate than adults do kids have a faster heart rate than adults do children have a faster heart rate than adults why do babies have a faster heart rate than adults do children have higher heart rates than adults babies have a higher heart rate than adults why do infants have faster pulse rates than adults
