"WgtGain"	"B12"	"Antibiotics"
30	"No"	"No"
8	"No"	"No"
19	"No"	"No"
5	"No"	"Yes"
0	"No"	"Yes"
4	"No"	"Yes"
26	"Yes"	"No"
21	"Yes"	"No"
19	"Yes"	"No"
52	"Yes"	"Yes"
56	"Yes"	"Yes"
54	"Yes"	"Yes"
