an examination is made of the applicability of quantitative and qualitative diatom analysis to the diagnosis of death by drowning , definition of the environment in which drowning occurred , and delimitation of the area where it occurred . the material comprises 107 bodies of subjects known or suspected to have died by drowning together with a control series of 15 bodies of subjects over 30 years of age who had died of various diseases on land .
C0013142
drowning
C0011065
died