eng Science and Education Publishing American Journal of Pharmacological Sciences 2327-672X 2014-09-20 2 5A 0 0 10.12691/ajps-2-5A-0 AJPS201425A0 article Breaking the Skin Barrier: Current Advancement in Drug Delivery via Skin Yasser Shahzad y.shahzad@live.com; madeehamalik15@gmail.com 1 Madeeha Malik y.shahzad@live.com; madeehamalik15@gmail.com 2 North-West University, Centre of Excellence for Pharmaceutical Sciences, Potchefstroom, South Africa Hamdard University, Hamdard Institute of Pharmaceutical Sciences, Islamabad, Pakistan http://pubs.sciepub.com/ajps/2/5A/0/ajps-2-5A-0.pdf