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UMLS. CSP-HL7-ICD9CM-NCI-NDFRT-RXNORM
%
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
C C- C1 C3 C5 C6 C7 CA CB CC CD CE CF CG CH CI CJ CK CL CM CN CO CP CQ CR CS CT CU CV CW CX CY CZ
CR3 CRA CRB CRC CRE CRI CRK CRL CRM CRO CRP CRR CRU CRY

Cross-sectional Study

[Studies in which the presence or absence of disease or other health-related variables are determined in each member of the study population or in a representative sample at one particular time. This contrasts with LONGITUDINAL STUDIES which are followed over a period of time. ( MSH )]
UMLS (NCI) C0010362
 
Research Activity


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