Title Fractional order heroin epidemic dynamics Type Article Keywords Not Record Abstract Not Record Researchers Zain Ul Abadin Zafar (First researcher) , hadi rezazadeh (Second researcher) , Mustafa Inc (Third researcher) , Kottakkaran Sooppy Nisar (Fourth researcher) , Tukur Abdulkadir Sulaiman (Fifth researcher) , Abdullahi Yusuf (Not in first six researchers)