However, due to experimental difficulties caused by the high boiling points of DHB (240 285 °C), no detailed investigation of this reaction has been conducted until now.
Existing studies on disaster risk assessment in Cambodia are limited to a few vulnerability assessments (Royal Government of Cambodia and WFP 2003) and only retrospective assessments (World Bank 2012; Hochrainer-Stigler et al. 2014) with no forward-looking components have been conducted until now.
To our knowledge, compliance studies among Alzheimer patients using electronic monitoring have not been conducted until now.
Comparative genome mapping studies in Rosaceae have been conducted until now by aligning genetic maps within the same genus, or closely related genera and using a limited number of common markers.
Despite the fact that patient satisfaction forms one of the main goals of the new Bulgarian health care system, no studies evaluating inpatient satisfaction as an important indicator for outcome quality have been conducted until now.
Together with the government, BW has been conducting a review, unpublicised until now, of how it could be freed from government restraints on borrowing.
To take measures against prevalence of childhood asthma, many researchers have surveyed the actual statuses of childhood asthma in developed countries, but in most Asia Pacific developing countries including Mongolia such surveys have never been sufficiently conducted until now.
Each section provides an insight into the research that has been conducted in the field until now.
ROM research, until now, has been conducted solely in youth care residential settings or outpatient psychiatry [ 1].
Because only few studies until now have been conducted, Ewen et al. emphasise the importance of investigating the potential differences between surgical approaches in the future [ 83].
