Casualties are also reported in Al-Zahra quarter after a car bomb explosion.
"A powerful explosion occurred in the al-Zahra quarter after terrorists detonated a car bomb, there are fatalities among the residents, many have been wounded with the numbers difficult to estimate at the moment," he told RIA Novosti.
عاجل
— محب للجميع (@aali4573) 3 May 2016
صورة مشفى الضبيط الآن
المشفى شبه مدمر بالكامل اسعف منه العشرات بين شهيد و جريح نتيحة صاروخ من ابناء السفلة pic.twitter.com/IARxTXL8s4
"Terrorists carried out missile attack on the Dabbit hospital in Aleppo, killing more than 10 visitors, leaving dozens of people injured, there are [wounded] in very serious condition," the source told RIA Novosti.
The hospital, which was under the control of government forces, was targeted by a radical rebel group, Syrian state TV reports. The facility is said to be completely ruined after the attack.
"A large number of Nusra Front terrorists and their allies are taking part in an attack on Aleppo from the direction of the scientific research center. The army and militia as repelling the attacks with the help of Syrian air force planes," the source told RIA Novosti.
Earlier in the day, the Nusra Front terrorist group launched 60 missiles in an attack on the Syrian city of Aleppo, killing nine people.