Complex sentence: At that time stereology information was confined to scientific journals and the majority of stereology data was collected using manual (non-computerized) approaches; no stereology books were available for the general bioscience community; and no companies offered outsourcing of stereology data collection.
Split into simpler sentences: At that time stereology information was confined to scientific journals and the majority of stereology data was collected using manual (non-computerized) approaches. No stereology books were available for the general bioscience community and no companies offered outsourcing of stereology data collection.