We always try to provide a suitable platform to our esteemed authors particularly from developing countries to share their experimental findings with the international scientific community and APC should not become a barrier in this effort. To minimized this publication barrier HPI always offer a suitable waiver to authors on first come first serve basis. The decision of this waiver depends on the several factors viz country (low income or high income group), manuscript length, number of figures and tables, rounds of revision etc. Author can request in advance to editorial office if they need waive in manuscript handling fee under special circumstances.
1. Upon application, corresponding authors from High-income Countries may be granted up to 20% waiver.
2. Upon application, corresponding authors from Upper-middle-income Countries may be granted up to 20% waiver.
3. Upon application, corresponding authors from Low-middle-income Countries may be granted up to 30% waiver.
4. Upon application, corresponding authors from Low-income Countries may be granted up to 30% waiver.
[Please download the Countries list to see which category you belong to.]
Corresponding authors requesting for these waivers must strongly demonstrate why their waiver applications should be granted. Authors who are eligible for waivers should apply immediately after the submission of their manuscripts.