List of Articles Simultaneous Open Access Article Abstract Page Full-Text 1 - Simultaneous spectrophotometric determination of lead, copper and nickel using xylenol orange by partial least squares Jahan B. Ghasemi Samira Kariminia Open Access Article Abstract Page Full-Text 2 - HPTLC-densitometry method development and validation for simultaneous determination of abacavir, lamivudine and zidovudine in combined dosage form Adnan A. Bekhit Adissu Alemayehu Abdel-Maaboud I. Mohamed Ariaya Hymete