title: Persistent left upper lobe opacity in middle-aged gentleman.
authors: Department of Pulmonary Medicine, Amrita Institute of Medical Sciences, Kochi, Kerala, India. E-mail: rajeshpulmo@gmail.com.
authors: Rajesh
authors: R
authors: Venkitakrishnan
authors: Department of Pulmonary Medicine, Amrita Institute of Medical Sciences, Kochi, Kerala, India. E-mail: rajeshpulmo@gmail.com.
authors: Kallikunnel Sayed Mohamed
authors: KS
authors: Aziz
authors: Department of Pulmonary Medicine, Amrita Institute of Medical Sciences, Kochi, Kerala, India. E-mail: rajeshpulmo@gmail.com.
authors: Asmita
authors: A
authors: Mehta