List of Articles NQS Open Access Article Abstract Page Full-Text 1 - Quantification of Linagliptin by Chemical Derivatization with Appliance of Chromogenic Reagents Panikumar Durga Anumolu Nanduri Satyakala Rani Sowndarya Rajeshwari Galennagari Radhagayathri Achanta Sunitha Gurrala