Noninvasive Fetal ECG: PhysioNet Challenge 2013

n__elapsed_time 'Elapsed Time'	n__aecg1 'AECG1'	n__aecg2 'AECG2'	n__aecg3 'AECG3'	n__aecg4 'AECG4'
'seconds'	'uV'	'uV'	'uV'	'uV'
0.000	6.300	17.400	2.800	-1.700
0.001	6.400	17.400	2.800	-1.500
0.002	6.400	17.700	2.600	-1.100
0.003	6.400	18.100	2.500	-0.500
0.004	6.300	18.800	2.600	0.200
0.005	6.000	19.500	2.700	0.900
0.006	5.700	20.200	3.000	1.500
0.007	5.500	20.800	3.400	1.900
0.008	5.500	21.300	3.600	1.900


CREATE TABLE a20 (
  "n__elapsed_time" VARCHAR,
  "n__aecg1" VARCHAR,
  "n__aecg2" VARCHAR,
  "n__aecg3" VARCHAR,
  "n__aecg4" VARCHAR
);