How many medical institutions are there in Nanchong, Sichuan?
Affiliated Hospital of North Medical College, Nanchong Central Hospital, Nanchong No.2 Chinese Medicine Hospital, Nanchong No.3 and No.5 People's Hospital, Jialing District People's Hospital, Nanchong Maternal and Child Health Hospital, Xichong County People's Hospital, Peng 'an County Chinese Medicine Hospital, Langzhong People's Hospital, yingshan county Chinese Medicine Hospital, Yilong County People's Hospital, and nanbu county Second People's Hospital.