how to do ph.d in pharmacognosy in usa.which exam is to be written.or can i get direct job based on m.pharm in usa. i need a suggestion.

Hi, In order to pursue Phd, from universities in US, you need to first of all make a list of the universities that you aspire for, then send emails to respective course department, asking them to provide you the eligibility criteria and selection procedure for PHD students. It may take three to