Countersignature of Vaccination Certificates for Shipping Companies in India

Autor:	C. S. P. Hamilton
Rok vydání:	1936
Předmět:	World Wide Web Vaccination Computer science business.industry Correspondence Internet privacy General Engineering General Earth and Planetary Sciences General Medicine business General Environmental Science
Zdroj:	BMJ. 1:962-963
ISSN:	1468-5833 0959-8138
DOI:	10.1136/bmj.1.3931.962-a
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e23ab8af1c63cae0f52fb14ecffde086 https://doi.org/10.1136/bmj.1.3931.962-a Zobrazit plný text záznamu