Editors: Botros Rizk, Ashok Agarwal, Edmund S. Sabanegh Jr., 2019, Male Infertility: Contemporary Clinical Approaches, Andrology, ART and Antioxidants second edition. Editors: Sijo Parekattil, Sandro Estevas, Ashok Agarwal, 2020, Sperm Chromatin Sperm Chromatin: Biological and Clinical Applications in Male Infertility and Assisted Reproduction. Editors: Armand Zini, Ashok Agarwal, 2011, Sperm Chromatin for the Researcher: A Practical Guide. Editors: Armand Zini, Ashok Agarwal, 2013, Female Fertility Studies on Women's Health. Editors: Ashok Agarwal, Botros Rizk, Nabil Aziz, 2012, Endometriosis: A Comprehensive Update. Authors: Sajal Gupta, Avi Harlev, Ashok Agarwal, 2015, Puberty: Physiology and Abnormalities. Editors: Philip Kumanov and Ashok Agarwal, Springer Publishing, New York, 2016. Recurrent Pregnancy Loss: Evidence-Based Evaluation, Diagnosis and Treatment. Editors: Asher Bashiri, Avi Harlev, Ashok Agarwal, 2016, Fertility Preservation Fertility Preservation: Emerging Technologies and Clinical Applications. Editors: Emre Seli, Ashok Agarwal, 2011, Fertility Preservation in Females: Emerging Technology and Clinical Applications. Editors: Emre Seli, Ashok Agarwal, 2012, Fertility Preservation in Males: Emerging Technology and Clinical Applications. Editors: Emre Seli, Ashok Agarwal, Springer, 2012, The Complete Guide to Male Fertility Preservation. Editors: Ahmad Majzoub, Ashok Agarwal, 2018, Assisted Reproductive Techniques (ART) Quality Management in ART Clinics. Editors: Fabíola Bento, Sandro Esteves, Ashok Agarwal, 2012, Gamete Assessment, Selection and Micromanipulation in ART. Editors: Zsolt Peter Nagy, Alex Varghese, Ashok Agarwal, 2013, Strategies to Ameliorate Oxidative Stress During Assisted Reproduction. Editors: Ashok Agarwal, Damayanthi Durairajanayagam, Gurpriya Virk, Stefan Du Plessis, 2015, ART Guides, Manuals, Methods and Protocols Practical Manual of In Vitro Fertilization: Advanced Methods and Novel Devices. Editors: Zsolt Peter Nagy, Alex Varghese, Ashok Agarwal, 2012, Clinical Embryology: A Practical Guide. Editors: Zsolt Peter Nagy, Alex Varghese, Ashok Agarwal, 2013, Building and Managing an IVF Laboratory: A Practical Guide. Editors: Zsolt Peter Nagy, Alex Varghese, Ashok Agarwal, 2013, Non-Invasive Sperm Selection for the In Vitro Fertilization: Novel Concepts and Methods. Editors: Ashok Agarwal, Edson Borges Jr., Amanda S. Setti, 2015, Cryopreservation of Mammalian Gametes and Embryos: Methods and Protocols. Editors: Zsolt Peter Nagy, Alex C. Varghese, Ashok Agarwal, 2017, In Vitro Fertilization: A Textbook of Current and Emerging Methods and Devices, Second Edition. Editors: Zsolt Peter Nagy, Alex Varghese, Ashok Agarwal, 2019, Andrology Laboratory Guides, Manuals and Workbooks Andrology Laboratory Manual. Editors: Kaimini Rao, Ashok Agarwal, MS Srinivas, 2010, Workbook on Human Spermatozoa and Assisted Conceptions. Editors: Sonia Malik, Ashok Agarwal, 2012, Andrological Evaluation of Male Infertility: A Laboratory Guide. Editors: Agarwal A, Gupta S, Sharma R, 2016, Manual