| D007854 |
Lead |
A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb. |
|
|
| D009426 |
Netherlands |
Country located in EUROPE. It is bordered by the NORTH SEA, BELGIUM, and GERMANY. Constituent areas are Aruba, Curacao, and Sint Maarten, formerly included in the NETHERLANDS ANTILLES. |
Holland,Kingdom of the Netherlands |
|
| D002648 |
Child |
A person 6 to 12 years of age. An individual 2 to 5 years old is CHILD, PRESCHOOL. |
Children |
|
| D002675 |
Child, Preschool |
A child between the ages of 2 and 5. |
Children, Preschool,Preschool Child,Preschool Children |
|
| D003625 |
Data Collection |
Systematic gathering of data for a particular purpose from various sources, including questionnaires, interviews, observation, existing records, and electronic devices. The process is usually preliminary to statistical analysis of the data. |
Data Collection Methods,Dual Data Collection,Collection Method, Data,Collection Methods, Data,Collection, Data,Collection, Dual Data,Data Collection Method,Method, Data Collection,Methods, Data Collection |
|
| D004781 |
Environmental Exposure |
The exposure to potentially harmful chemical, physical, or biological agents in the environment or to environmental factors that may include ionizing radiation, pathogenic organisms, or toxic chemicals. |
Exposure, Environmental,Environmental Exposures,Exposures, Environmental |
|
| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
|