Those viral diseases which did occur tended to be individual entities, followed by limited secondary infections.

那些病毒病也只是感染个别个体，并造成有限的继发感染。

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Secondary conditions include chronic inflammatory diseases, immobilization for long periods, endocrine or hematologic diseases, and cancer and associated treatments that adversely affect bone.

继发病变包括慢性炎症、长期制动(不能活动)、内分泌疾病或血液病、癌症以及相关治疗对骨骼的副作用。

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Results There were only 4 cases of primary hypokalemic periodic paralysis, while 86.7%(26/30)were secondary hypokalemia caused by various other diseases.

结果原发于低钾周期性麻痹仅4例，86.7%（26/30）的低钾血症为多种病因继发的结果。

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As the largest percentage of our population ages, requiring medical interventions for the diseases secondary to obesity, the costs allocated to Medicare and Medicaid will soar.

FORBES: SCOTUS Rules on Health Care Act, Relies Heavily on Tax for Decision

Tory Nadine Dorries told the Commons that while secondary school pupils were shown how to put condoms on bananas and to self-diagnose sexually transmitted diseases (STDs), they should also be told "how to say no".

BBC: Nadine Dorries: Schools should teach sexual abstinence