Due to this broad use and existence of ammonia it can be found in the atmosphere [4], the soil [5], as well as in river- [6] and seawater [7].
Some speculate that this use and existence of these strange and noxious substances was kept secret within the more important and higher-ranked members of a tribe or clan, and were seen as emblems of a greater power.
The strongest predictor of condom refusal, as shown by the CT, was shame associated with condoms followed by the presence of sexual risk behaviour, knowing one's HIV status, older age and lacking knowledge of condoms (i.e., ability to prevent sexually transmitted diseases and pregnancy, availability, correct and consistent use and existence of female condoms).
To solve these problems, several groups are developing registries of databases that capture key metadata describing the biological scope, utility, accessibility, ease-of-use and existence of web services allowing interoperability between resources.
The perception section included questions on the eligibility of particular persons for eye donation on the basis of age limit, gender, current use of spectacles, and existence of chronic diseases.
It examines the strong increase in demand for maritime tourism in Corinth (Greece) and discusses a problem of strategic planning for increasing the supply of port facilities in connection with the main routes already in use and the existence of centers of interest in the area.
Information about health status included self-reported health status, medication use for chronic diseases and existence of diagnosed hypertension, asthma, diabetes, cardiovascular disease, mental health disease, sexually transmitted disease and disease of digestive system.
Low conservation opportunity costs associated with pre-existing constraints on land use and the existence of alternative livelihood options appeared to facilitate largely positive financial capital outcomes, although we found reduced financial capital among some smaller and medium-sized landholders who were required to eliminate burning and grazing.
Illicit drug use and the existence of a home pharmacy were risk factors for self-medication.
In this paper we prove the existence and uniqueness of the solutions by using Banach's contraction principle, and existence of solutions via Leray-Schauder's alternative.
Exclusion criteria were as follows: pregnancy, breastfeeding, use of oral contraceptives, menstrual irregularity and existence of any neurological, rheumatoid, skeletal, metabolic or collagen disease.
