$PFE, $MRK, $NVS - good buys ?
#pharma @Nasdaq 

PFE 34.56        -3.80%
ABT89.32-3.08%
BMY58.4         -2.92%
MRK 79.53-2.74%
GSK41.31-2.59%
JNJ144.65-2.13%
LLY148.51-1.65%
NVS86.65-1.53%
AZN52.84-1.49%
SNY51.08-0.89%
AMGN 226-0.49%
NVO 66.47-0.14%