After engine has been started, and vehicle runs for a period, upon turning off ignition, the vehicle will not start again. Vehicle only "cranks." Has had new injectors and fuel pump. Will restart after an hour or so.

What other problems should be considered?

See if this link helps:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-8.html#post1415281